{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn08099_020.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Providence, Rhode-Island | 1956 | mapsnap generated fit (2026-10-18)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-18"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"101"},{"label":"placed","value":"89"},{"label":"unplaced","value":"12"},{"label":"fit sources","value":"georef 44, georef-snap 41, snap:0 2, snap:1 2"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"10 sheet(s) cut into 20 panels"},{"label":"unplaced pages","value":"p14 (tier 1, 41.81734,-71.40603 +/-138m); p19__1 (tier 1, 41.82623,-71.41756 +/-274m); p19__2 (tier 1, 41.82627,-71.41493 +/-100m); p20__1 (tier 2, 41.82323,-71.41918 +/-1598m); p20__2 (tier 1, 41.82628,-71.41182 +/-107m); p39__1 (tier 1, 41.81717,-71.43990 +/-100m); p3__2 (tier 1, 41.82284,-71.40838 +/-100m); p44__2 (tier 1, 41.81755,-71.42678 +/-100m); p57__1 (tier 1, 41.81093,-71.40477 +/-100m); p59__1 (tier 1, 41.81648,-71.43056 +/-100m); p8 (tier 2, 41.82047,-71.41860 +/-1568m); p83 (tier 1, 41.81964,-71.41689 +/-276m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p1","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.33"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0001","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"462.2,1226.3 98.1,1223.2 99.1,1143.0 121.9,1085.7 54.8,1034.1 87.2,928.5 106.7,926.7 121.4,817.7 120.5,356.2 45.6,133.6 105.0,28.8 931.3,88.5 1087.0,288.5 1087.0,429.0 1039.1,499.0 1054.3,904.3 1053.8,987.1 1051.7,1296.5 493.1,1268.5 497.1,1092.5 466.4,1091.6 462.2,1226.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0001/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.41005432972136,41.826672354515644]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.40874310554953,41.825677736676866]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.41038766634364,41.8244568003812]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.41169889051547,41.82545141821998]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p10","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"5"},{"label":"confidence","value":"0.88"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0010/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0010","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"108.2,1021.2 117.5,514.1 113.0,227.0 111.9,156.2 1087.0,309.3 1087.0,934.5 1058.1,1044.8 973.9,1037.9 874.5,1107.5 108.3,1057.7 108.2,1021.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0010/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[389.0,1076.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4176153,41.8204622]}},{"type":"Feature","properties":{"resourceCoords":[113.0,227.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.41684,41.8215671]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p11","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0011/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0011","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"796.0,1093.2 796.0,1099.5 563.7,1102.8 563.5,1077.9 234.0,1075.2 136.2,1051.5 135.4,1025.8 128.2,853.9 121.4,744.8 180.9,754.6 244.9,750.6 564.7,718.1 567.9,543.7 566.4,209.2 792.7,210.0 1022.3,209.5 1028.5,281.5 1027.8,388.8 1028.1,1086.9 796.0,1093.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0011/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[572.0,720.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.41291408752463,41.819459807698294]}},{"type":"Feature","properties":{"resourceCoords":[572.0,207.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.41179701540793,41.82061622535389]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0012/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p12","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0012/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0012","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"132.2,309.9 135.3,204.0 130.8,132.8 286.2,140.6 546.7,145.4 597.6,162.0 794.1,259.1 982.7,360.0 997.2,365.6 946.0,474.4 897.5,562.9 777.1,796.9 710.1,918.6 686.0,969.6 562.7,1212.9 405.4,1132.0 363.4,1113.9 367.9,996.1 117.0,999.0 132.2,309.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0012/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[581.0,572.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4099774,41.8181445]}},{"type":"Feature","properties":{"resourceCoords":[117.0,999.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4123335,41.8178927]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p13","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0013/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0013","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"144.9,706.8 143.6,448.6 200.7,446.6 341.4,450.6 607.8,450.5 709.9,453.2 831.6,448.9 829.9,433.3 833.3,216.7 833.2,212.2 1066.3,232.5 1064.1,325.1 1060.1,330.7 1046.5,990.7 1065.5,991.1 1066.7,1017.0 826.0,1021.5 602.0,1016.5 373.6,1014.0 144.3,1014.6 144.9,706.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0013/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[603.0,1017.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.40798724584597,41.81626990443464]}},{"type":"Feature","properties":{"resourceCoords":[603.0,455.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.40898069874584,41.81764461140728]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p15","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.56"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0015/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0015","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1044.4,617.0 1043.6,688.4 1047.5,1289.5 1053.4,1339.7 1037.2,1339.5 1022.0,1339.3 967.4,1258.0 632.4,1262.2 263.1,1193.0 203.4,835.4 101.6,678.3 91.3,263.2 56.7,174.1 91.7,81.1 154.6,74.0 154.7,61.9 1045.4,51.0 1045.3,152.8 1053.7,153.8 1044.4,617.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0015/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1043.0,1283.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.43516320263294,41.82459427347459]}},{"type":"Feature","properties":{"resourceCoords":[371.0,1148.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.43542779914965,41.82644261268088]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0016/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p16","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.77"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0016/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0016","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"999.0,2.3 995.9,1.0 985.8,1.0 980.6,66.7 203.7,80.0 205.3,46.8 68.0,44.4 25.6,96.6 20.7,239.9 17.6,900.2 61.0,1204.7 33.0,1279.2 95.2,1272.0 95.3,1260.0 976.7,1247.7 976.4,1349.0 984.7,1349.0 1004.5,460.3 999.0,2.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0016/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.42760532614597,41.829172139402424]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.42641171018319,41.82632586876909]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.43111799043615,41.82521446268186]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.43231160639893,41.8280607333152]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0017/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p17","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.78"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0017/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0017","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"121.7,507.6 184.7,503.4 190.7,503.0 184.2,474.5 141.8,288.0 868.9,52.1 876.8,83.8 1006.6,46.6 1004.5,52.0 1066.7,135.3 1076.0,1189.2 929.3,1214.9 940.5,1171.7 306.2,1052.6 308.0,1061.5 72.8,975.9 112.6,831.5 42.4,823.6 121.7,507.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0017/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.4278276990682,41.82615021666988]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.42786094196582,41.82918323151628]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.42284582963481,41.82921418449787]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.4228125867372,41.82618116965147]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0018/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p18","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.51"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0018/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0018","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"58.9,141.5 300.0,157.1 295.9,149.3 915.5,87.9 916.8,131.0 1045.7,67.4 1068.5,142.7 1070.7,1178.0 1037.3,1231.4 894.2,1223.1 742.8,1270.9 466.2,1236.9 87.0,1285.7 22.3,1177.0 15.1,1092.0 72.9,1081.0 58.9,141.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0018/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.42479058822563,41.82632310846458]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.42364827153783,41.82934761183202]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.41864724011405,41.8282839813953]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.41978955680186,41.82525947802786]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.78"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0002","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"124.3,586.3 7.2,567.0 76.9,200.6 134.1,147.9 163.0,22.1 191.8,84.4 971.5,51.0 1035.6,137.3 973.6,484.9 1039.6,548.2 921.5,561.3 1067.4,760.8 1022.4,790.4 970.1,831.0 918.9,898.9 909.0,991.5 901.6,1232.4 901.6,1239.3 378.3,1243.4 379.7,1233.7 388.5,1096.5 375.0,1022.7 307.5,866.1 168.9,655.0 124.3,586.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[897.0,863.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.40877219935058,41.82388092711464]}},{"type":"Feature","properties":{"resourceCoords":[208.0,754.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.40975391198317,41.82452112795886]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0021__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p21 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.65"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2632.8"},{"label":"split_canvas_w","value":"4352.0"},{"label":"split_canvas_h","value":"2767.2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0021__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0021","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"183.5,1202.8 225.0,1257.8 252.8,1200.9 431.5,1196.5 503.1,1207.0 547.4,1234.5 1027.8,1086.8 1016.8,1030.9 1010.7,1000.8 973.2,877.2 944.6,782.1 931.0,738.7 951.3,728.5 918.4,700.1 914.0,689.8 849.6,674.3 463.9,690.9 463.1,699.0 365.9,696.6 184.2,1202.8 183.5,1202.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0021__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[177.0,1195.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.43496935557124,41.82202020332232]}},{"type":"Feature","properties":{"resourceCoords":[902.0,705.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4354775839383,41.824433914970996]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0021__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p21 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.34"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4352.0"},{"label":"split_canvas_h","value":"2632.8"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0021__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0021","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1087.0,99.1 1060.4,99.5 1026.1,45.5 890.8,25.3 507.9,66.0 223.9,31.5 124.2,80.6 88.4,59.1 70.5,162.6 19.4,185.0 99.1,593.7 112.7,594.4 473.8,603.1 796.1,605.9 796.9,605.9 989.8,102.1 1087.0,107.2 1087.0,99.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0021__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.43818983827472,41.82067097258219]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.43656081782584,41.82345472754091]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,658.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.43431749170344,41.82271536214168]}},{"type":"Feature","properties":{"resourceCoords":[0.0,658.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.43594651215231,41.819931607182966]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0022/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p22","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.88"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0022/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0022","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"654.5,1075.8 902.1,1004.0 867.2,937.2 914.8,945.2 925.2,929.3 943.3,786.1 965.3,585.4 959.5,584.9 969.8,472.6 934.3,122.1 893.6,134.2 866.6,103.5 654.2,159.0 588.5,176.8 37.0,336.6 1.0,351.4 1.0,374.3 44.1,381.4 57.1,383.8 140.2,398.6 265.4,420.5 294.5,428.5 348.5,443.6 265.1,930.7 221.4,957.4 180.5,1015.5 105.1,1174.3 142.6,1224.0 253.5,1191.9 654.5,1075.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0022/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[947.0,742.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4316697,41.8235015]}},{"type":"Feature","properties":{"resourceCoords":[76.0,1236.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4349327,41.8220274]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0023/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p23","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0023/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0023","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"268.4,800.6 274.2,800.4 275.4,1004.1 273.9,1149.8 265.2,1166.9 216.7,1164.3 259.3,1227.3 494.3,1128.9 743.9,1027.0 813.8,1168.0 1019.1,1066.0 915.4,868.2 899.9,833.5 898.0,570.8 894.2,554.5 913.5,29.6 980.3,1.0 964.5,1.0 119.7,328.9 150.3,356.6 189.6,339.8 265.7,686.8 268.4,800.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0023/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[420.0,1160.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4311853,41.822904]}},{"type":"Feature","properties":{"resourceCoords":[897.0,805.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4292752,41.8237845]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0024/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p24","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.36"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0024/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0024","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"535.5,164.2 966.6,95.2 772.4,855.0 765.9,853.3 721.5,1098.9 707.9,1095.3 382.6,1009.0 349.6,1016.9 373.1,1127.0 156.8,1217.7 156.4,1215.9 104.8,1002.2 98.3,965.4 159.6,714.2 159.9,697.7 304.1,201.2 377.2,189.5 362.4,185.8 535.5,164.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0024/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[470.0,900.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4279056386875,41.82405806956487]}},{"type":"Feature","properties":{"resourceCoords":[646.0,106.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.42772523864306,41.82637982686951]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0025/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p25","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.65"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0025/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0025","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"301.6,1158.8 278.8,901.8 285.7,901.7 271.6,76.5 387.1,35.5 414.6,25.8 427.2,94.3 931.3,161.3 959.5,395.4 967.3,395.4 969.1,896.3 963.9,896.3 963.2,1101.9 1003.8,1151.5 968.8,1150.4 308.3,1158.7 301.6,1158.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0025/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[967.0,667.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.42418114399548,41.824767127228284]}},{"type":"Feature","properties":{"resourceCoords":[967.0,899.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.42427308455648,41.82412928257527]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0026/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p26","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0026/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0026","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"243.9,1184.7 535.0,1180.6 892.0,1177.4 892.1,993.7 901.1,993.7 912.5,478.5 951.5,344.9 1087.0,357.1 1087.0,297.1 1.0,122.2 1.0,191.8 176.6,215.8 203.3,444.9 211.0,445.0 211.0,935.0 205.9,935.0 204.5,1136.1 243.9,1184.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0026/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[211.0,935.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.424264,41.824136]}},{"type":"Feature","properties":{"resourceCoords":[211.0,445.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4240723,41.8255136]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0027/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p27","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0027/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0027","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"519.0,281.0 582.2,109.3 590.7,112.5 569.9,165.4 561.3,276.0 854.9,355.6 914.2,394.6 883.0,413.1 1041.0,469.2 1085.7,489.9 998.8,651.7 965.1,719.5 932.0,811.8 998.9,808.2 1061.2,934.8 885.8,997.3 886.6,994.1 619.7,1079.2 619.3,1069.5 556.4,1080.5 264.7,1172.1 200.6,969.1 168.6,860.3 157.6,829.6 62.1,506.3 83.0,461.8 117.2,360.1 181.6,185.8 184.2,161.2 519.0,281.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0027/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[393.0,627.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4219292,41.8222159]}},{"type":"Feature","properties":{"resourceCoords":[519.0,281.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4217893,41.8232559]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0028/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p28","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.86"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0028/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0028","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1003.4,1166.6 829.1,1154.4 688.3,1135.5 564.6,1115.5 437.4,1104.3 57.5,1100.5 59.5,789.6 68.4,725.2 77.9,727.9 78.5,443.0 81.4,444.8 75.3,255.6 573.8,182.1 574.6,185.7 954.5,128.4 995.7,83.7 1047.9,76.8 1035.0,444.8 1051.6,443.9 1050.5,505.0 1038.2,750.8 1031.5,850.9 1030.8,888.0 1021.7,1158.8 1003.4,1166.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0028/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[69.0,1108.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.42189125731741,41.820588420234046]}},{"type":"Feature","properties":{"resourceCoords":[1037.0,1108.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.41996549208301,41.81829933455373]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0029/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p29","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.78"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0029/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0029","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"205.8,1059.3 522.8,1071.8 591.0,1050.5 664.4,1049.8 869.1,1073.9 897.3,1086.5 898.5,1042.1 901.3,942.7 910.3,812.9 908.5,755.1 889.2,680.7 844.5,567.7 753.0,359.1 680.6,172.1 604.8,1.0 318.7,1.0 183.5,21.1 222.9,213.2 220.0,269.3 230.1,268.0 213.9,629.8 230.2,629.2 228.7,689.2 214.2,930.9 206.6,1029.3 205.8,1059.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0029/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[505.0,365.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.41641795771001,41.818997306253245]}},{"type":"Feature","properties":{"resourceCoords":[222.0,1083.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.41930122996787,41.81857448727431]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0030/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p30","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.85"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0030/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0030","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"282.4,109.0 213.1,869.0 145.5,867.9 127.4,858.1 1.0,965.6 1.0,1121.4 306.2,1197.3 305.9,1216.2 542.0,1213.4 813.1,1214.8 929.8,1217.3 922.8,968.9 918.0,742.0 911.8,742.0 910.0,514.8 934.3,514.8 938.9,192.5 962.5,97.1 985.6,1.0 959.3,1.0 920.0,98.6 732.0,105.0 531.7,102.2 304.3,109.2 282.4,109.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0030/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[918.0,742.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4130491,41.818255]}},{"type":"Feature","properties":{"resourceCoords":[732.0,105.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4154388,41.8188728]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0031/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p31","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0031/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0031","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1087.0,1227.2 1087.0,1226.8 1060.8,1209.6 985.1,758.3 933.2,461.1 887.9,212.2 621.8,260.9 591.2,88.0 580.2,44.0 360.5,203.7 171.4,346.1 160.6,330.6 1.0,396.2 1.0,631.0 57.2,688.9 63.5,690.0 43.2,934.3 1087.0,1227.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0031/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[387.0,540.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4119179098379,41.81572694528547]}},{"type":"Feature","properties":{"resourceCoords":[1050.0,1225.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.40870569665103,41.814472899011]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0032/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p32","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0032/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0032","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"551.0,196.4 776.1,195.9 997.0,198.0 997.9,515.6 1001.4,528.8 880.8,718.1 860.3,767.6 846.1,953.3 844.3,969.8 828.6,1083.7 824.2,1110.3 654.3,1086.8 604.1,1164.3 218.4,1041.8 151.2,1009.0 45.7,959.5 379.1,695.2 351.1,682.1 327.0,660.0 325.1,199.8 551.0,196.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0032/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[327.0,660.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4086851,41.814524]}},{"type":"Feature","properties":{"resourceCoords":[997.0,198.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4072475,41.8165528]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0033/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p33","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.79"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0033/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0033","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"355.0,164.0 348.6,138.8 908.7,35.8 1001.8,63.5 1022.0,115.1 1052.7,914.5 1087.0,1076.9 1087.0,1130.2 117.1,1009.1 116.2,998.9 94.4,811.2 105.2,757.9 188.7,546.0 182.7,533.5 120.2,217.3 355.0,164.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0033/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[355.0,164.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4064653,41.8168807]}},{"type":"Feature","properties":{"resourceCoords":[35.0,931.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4067936,41.814585]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0034/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p34","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.29"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0034/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0034","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"63.7,929.4 65.4,885.3 69.5,679.2 72.4,252.0 72.6,218.8 70.5,100.6 70.2,93.9 1046.8,253.4 1049.7,204.2 1086.9,419.8 1086.3,1156.7 1053.4,1223.4 953.8,1241.5 938.7,1289.2 489.1,1323.5 444.6,1285.5 377.8,1287.8 384.9,1234.5 62.8,959.3 63.7,929.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0034/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[61.0,236.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.40628151609187,41.814064692985674]}},{"type":"Feature","properties":{"resourceCoords":[61.0,30.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.40652489194473,41.81460003949594]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0035/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p35","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0035/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0035","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"81.2,1219.4 81.4,1005.5 73.4,773.5 72.0,720.5 70.7,680.2 48.5,608.2 21.9,568.1 260.4,297.0 469.5,51.7 538.1,57.0 655.5,54.1 987.0,46.0 1015.6,281.2 1011.1,281.3 1023.2,513.4 1021.1,513.5 1029.2,760.2 1022.9,760.4 1021.4,987.9 1024.2,987.8 1013.7,1219.4 1008.7,1206.1 936.5,1194.9 612.9,1250.8 208.2,1222.5 72.3,1251.6 81.2,1219.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0035/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[663.0,290.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4339852360144,41.82154156304296]}},{"type":"Feature","properties":{"resourceCoords":[83.0,759.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.43557389814289,41.819828426615665]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0036/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p36","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0036/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0036","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"67.1,995.2 64.3,995.2 70.8,768.1 77.1,768.1 74.5,521.6 76.6,521.5 69.7,289.6 74.2,289.6 50.9,54.0 143.8,53.8 405.7,53.1 662.2,52.4 933.6,54.2 944.0,212.4 966.5,499.3 986.5,684.4 1033.8,1220.0 1037.4,1253.0 711.8,1252.0 139.9,1250.4 137.7,1263.9 62.7,1258.4 51.5,1226.2 67.1,995.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0036/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[425.0,993.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.43067268887253,41.8202667340162]}},{"type":"Feature","properties":{"resourceCoords":[194.0,293.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.43229522176887,41.82193535830298]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0037/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p37","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0037/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0037","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"133.8,1192.7 518.1,1228.5 827.2,1256.1 956.1,1267.8 972.0,1065.8 958.3,838.8 951.7,599.7 933.3,364.9 927.8,274.6 927.7,205.1 941.7,164.0 640.4,1.0 603.7,1.0 600.8,115.2 363.7,153.6 363.7,151.8 132.6,146.9 129.7,434.9 133.2,621.3 133.1,1159.6 133.8,1192.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0037/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[597.0,619.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.42741739759919,41.8220713176073]}},{"type":"Feature","properties":{"resourceCoords":[134.0,922.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.42857913887167,41.820791309396206]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0038/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p38","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0038/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0038","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"240.2,950.5 200.3,728.9 166.1,494.7 120.6,266.1 104.7,178.0 96.5,109.7 105.5,67.6 124.8,75.2 727.6,311.2 759.0,325.1 1031.2,430.0 1027.8,454.6 957.9,628.0 920.5,729.2 898.1,773.4 984.6,1101.3 994.8,1132.5 768.3,1137.0 248.2,1150.9 240.2,950.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0038/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[533.0,871.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.42449148118445,41.821767863538724]}},{"type":"Feature","properties":{"resourceCoords":[762.0,1135.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.42338288720394,41.82122951576001]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0039__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p39 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.92"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4352.0"},{"label":"split_canvas_h","value":"5400.0"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0039__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0039","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3.5,496.1 98.3,524.7 90.3,669.0 198.3,848.2 276.6,907.2 578.8,1230.8 937.0,1267.8 1014.9,1260.9 1080.4,1194.7 1086.3,822.1 1030.4,638.3 1014.4,355.3 975.4,333.4 965.8,214.2 906.9,191.4 883.5,79.5 851.3,70.3 636.9,68.8 404.3,75.4 351.1,76.5 310.7,77.5 238.3,99.3 198.0,125.7 208.0,135.1 3.5,496.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0039__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[892.0,204.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.43552779201467,41.818378139452406]}},{"type":"Feature","properties":{"resourceCoords":[892.0,75.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.43506621250417,41.81848168993098]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p3 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.03"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4352.0"},{"label":"split_canvas_h","value":"5400.0"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0003","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"161.0,607.0 137.0,795.0 123.2,837.3 108.1,981.8 114.0,982.6 107.3,1255.7 166.0,1215.3 363.7,1237.5 714.8,1011.0 759.4,818.2 781.5,811.1 781.6,807.8 791.6,807.9 907.5,770.9 1001.8,565.3 1047.1,396.1 1035.0,302.6 1041.3,297.8 895.4,273.4 869.1,301.4 863.1,251.9 780.2,313.9 767.5,295.2 753.6,277.6 750.1,336.1 636.6,420.6 583.8,467.2 460.8,556.9 368.0,627.8 324.9,615.5 182.9,608.1 161.0,607.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[161.0,607.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4087991,41.8216163]}},{"type":"Feature","properties":{"resourceCoords":[137.0,795.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4081521,41.8212104]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.03"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0004","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"448.9,1182.0 185.6,1209.0 203.9,1185.5 27.7,968.0 35.4,843.2 136.6,750.7 192.1,615.9 82.3,459.9 114.9,358.1 82.2,227.0 352.6,384.4 468.1,267.0 430.8,380.6 461.3,379.2 511.0,357.9 549.5,420.7 558.7,452.1 581.8,597.2 603.8,765.7 622.0,905.2 634.5,961.8 569.0,999.2 429.0,1019.7 448.4,1178.5 448.9,1182.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0004/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.41486011152891,41.82638789225721]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.41250925226115,41.82448329002766]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.4156583616372,41.82229425394176]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.41800922090496,41.82419885617132]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0040/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p40","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.86"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0040/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0040","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"143.9,1114.7 414.8,1090.9 970.6,1096.9 965.0,621.0 955.5,257.6 953.1,168.4 456.1,156.5 454.5,1.0 427.1,1.0 427.4,119.7 103.8,125.4 102.4,54.2 48.5,203.8 44.5,1019.2 142.4,1028.6 143.9,1114.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0040/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[965.0,790.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4112304,41.8239145]}},{"type":"Feature","properties":{"resourceCoords":[965.0,621.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4109912,41.8240807]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0041/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p41","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0041/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0041","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"812.1,1303.1 820.5,1253.6 831.3,795.6 824.9,606.1 820.3,558.0 797.0,425.3 767.1,358.0 666.8,224.4 485.9,55.2 428.6,1.0 406.2,1.0 311.6,8.6 312.0,83.3 314.1,452.7 316.0,821.6 311.6,1304.4 553.9,1307.2 812.1,1303.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0041/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[828.0,797.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.41027677357636,41.823583247674236]}},{"type":"Feature","properties":{"resourceCoords":[300.0,817.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4110062328822,41.82410151500598]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0042/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p42","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0042/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0042","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"207.2,324.0 720.4,208.5 725.0,229.1 774.9,502.1 801.5,723.4 857.0,1075.0 229.9,1081.5 180.0,1077.7 189.8,1027.2 212.0,558.0 210.0,363.6 207.2,324.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0042/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[212.0,558.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4102705,41.8235813]}},{"type":"Feature","properties":{"resourceCoords":[857.0,1075.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4100873,41.8224434]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0043/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p43","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0043/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0043","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"134.6,1292.7 597.5,1337.0 764.2,1347.1 765.0,1340.0 782.0,1340.0 782.9,1348.2 796.2,1349.0 797.0,1349.0 798.0,1340.0 828.0,1340.0 829.0,1349.0 874.0,1349.0 874.0,1340.0 881.0,1337.0 901.0,1339.0 902.0,1349.0 925.0,1349.0 926.0,1338.0 946.0,1338.0 947.0,1349.0 994.0,1349.0 997.0,1333.0 1040.4,1332.3 1040.3,1311.8 1037.7,972.5 1060.7,868.1 878.7,657.4 647.5,377.3 528.9,258.0 312.5,1.0 170.8,1.0 162.6,8.4 116.2,79.7 112.9,172.8 122.5,413.4 124.6,441.3 135.0,717.1 129.8,938.7 134.6,1292.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0043/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[582.0,727.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.40878657293857,41.82271061214395]}},{"type":"Feature","properties":{"resourceCoords":[127.0,439.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.40915450788307,41.82340946421276]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0044__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p44 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4352.0"},{"label":"split_canvas_h","value":"5400.0"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0044__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0044","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1087.0,979.1 1038.5,821.1 978.5,732.6 803.2,466.8 760.4,467.0 760.4,467.0 760.7,432.9 760.9,403.3 566.7,110.0 1.0,199.2 1.0,213.0 48.8,208.8 92.4,1072.6 101.3,1071.1 100.8,1168.9 657.5,1167.8 992.5,1169.7 1087.0,1172.2 1087.0,979.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0044__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[643.0,776.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.42870078610798,41.81801613743229]}},{"type":"Feature","properties":{"resourceCoords":[106.0,444.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.43087090895985,41.81870886461155]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0045/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p45","metadata":[{"label":"streets","value":"13"},{"label":"intersections","value":"23"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0045/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0045","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"533.1,1046.0 511.4,1042.5 196.9,1189.5 194.2,867.3 191.5,485.8 188.2,178.9 394.7,178.2 483.9,162.2 676.5,118.7 707.1,114.0 952.3,164.8 917.0,325.2 850.6,636.8 814.2,657.2 864.4,878.1 579.5,1010.6 575.9,1035.8 573.5,1052.3 533.1,1046.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0045/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[617.0,993.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4281749,41.8188477]}},{"type":"Feature","properties":{"resourceCoords":[192.0,640.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4273665,41.8202874]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0046/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p46","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0046/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0046","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"34.3,321.9 62.3,129.7 45.3,24.9 272.6,39.6 281.9,80.6 563.5,233.5 708.2,313.4 563.2,584.5 643.8,831.5 727.1,876.0 1016.1,1035.1 998.5,1096.8 307.1,1227.4 142.3,1260.2 129.4,1262.8 136.3,556.8 11.9,492.2 34.3,321.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0046/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[593.0,518.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.42473778402918,41.817968380926736]}},{"type":"Feature","properties":{"resourceCoords":[328.0,1215.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.424121317516,41.81592521528911]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0047/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p47","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"14"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0047/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0047","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"656.9,1079.4 626.3,1084.1 434.0,1127.0 345.0,1142.8 138.9,1143.0 138.1,1015.3 134.9,496.7 135.0,271.0 245.6,244.4 452.0,190.3 814.8,97.4 938.9,75.7 949.7,181.2 973.8,346.5 1005.5,582.7 1005.6,620.5 955.2,855.6 901.4,1130.8 656.9,1079.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0047/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[434.0,1127.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4253109,41.8198937]}},{"type":"Feature","properties":{"resourceCoords":[135.0,271.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4225382,41.821417]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0048/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p48","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0048/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0048","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"814.5,701.8 693.5,1008.1 660.0,1096.2 425.6,1207.4 138.7,1098.1 235.9,833.2 323.2,607.4 329.1,569.8 335.0,330.0 337.3,161.8 343.2,55.3 467.4,62.4 608.2,66.8 781.5,61.1 798.8,51.6 818.2,96.0 843.5,363.1 867.4,547.5 879.3,654.7 877.8,711.4 814.5,701.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0048/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[335.0,330.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.421873,41.8190848]}},{"type":"Feature","properties":{"resourceCoords":[361.0,1182.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4247148,41.8179609]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0049/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p49","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.81"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0049/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0049","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"225.3,1029.5 226.9,922.1 226.5,736.8 235.0,469.7 221.4,423.3 236.8,155.9 237.1,149.4 555.5,166.4 624.4,146.0 698.2,146.3 903.6,173.4 931.5,190.1 918.8,555.4 907.2,728.9 902.8,861.5 912.1,909.1 934.2,970.9 998.6,1080.1 969.8,1093.0 756.2,1094.0 253.8,1098.2 216.7,1085.3 225.3,1029.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0049/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[223.0,429.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.42017191636344,41.8182476362959]}},{"type":"Feature","properties":{"resourceCoords":[223.0,172.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.41935951530637,41.818647582667374]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p5","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0005","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"313.9,1264.7 1049.0,1264.0 1049.0,981.0 1049.1,559.2 1054.6,153.9 1070.0,99.9 1070.0,11.4 1006.0,9.0 1005.5,4.0 978.4,1.0 968.5,1.0 895.7,74.8 372.2,63.6 326.5,166.4 147.4,33.6 126.5,387.4 98.4,414.8 32.0,605.7 83.8,604.5 168.6,570.5 231.8,678.4 246.5,731.9 281.5,978.5 313.9,1264.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1049.0,981.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4139954,41.8236234]}},{"type":"Feature","properties":{"resourceCoords":[1049.0,1264.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.414379,41.8233475]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0050/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p50","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0050/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0050","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"326.5,175.8 558.3,127.4 684.0,107.8 749.8,110.2 797.5,119.2 919.5,172.4 1076.8,247.4 974.1,468.8 842.4,734.8 830.3,783.9 826.2,1087.4 822.0,1172.8 554.2,1171.5 310.4,1174.6 80.0,1166.2 88.6,614.1 90.0,254.4 92.2,227.6 326.5,175.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0050/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[559.0,517.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.41940154260314,41.81478167217964]}},{"type":"Feature","properties":{"resourceCoords":[94.0,1169.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.41838485910436,41.812657960335095]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0051/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p51","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.61"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0051/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0051","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"205.1,619.1 223.2,575.6 260.6,485.6 314.3,370.0 333.0,316.6 341.4,241.7 340.4,144.0 1087.0,199.4 1087.0,265.8 1077.8,283.6 1087.0,294.1 1087.0,718.6 1065.6,749.1 1058.4,771.5 1060.6,825.1 971.2,828.6 976.5,1173.1 893.4,1171.2 598.3,1175.0 550.3,1164.5 288.4,1043.3 70.6,949.1 205.1,619.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0051/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[420.0,731.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4175230426079,41.81632026891076]}},{"type":"Feature","properties":{"resourceCoords":[61.0,952.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4191554023223,41.816421676613764]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0052__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p52 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.02"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4352.0"},{"label":"split_canvas_h","value":"5400.0"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0052__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0052","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"247.3,1131.3 319.9,1083.2 626.5,671.8 791.3,434.9 783.1,430.3 715.0,1.0 425.6,1.0 360.6,91.7 342.5,146.1 346.3,277.0 127.7,284.7 131.1,1125.4 247.3,1131.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0052__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.41592286985855,41.81550909665249]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.41452670789913,41.814749752624365]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.41578203498365,41.81344950152473]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.41717819694307,41.814208845552855]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0052__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p52 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.97"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"1844.0"},{"label":"split_canvas_y","value":"1026.4"},{"label":"split_canvas_w","value":"2508.0"},{"label":"split_canvas_h","value":"4373.6"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0052__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0052","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"818.3,639.6 747.5,739.2 615.8,912.2 584.8,932.2 535.5,928.9 536.0,1199.1 763.0,1199.1 988.2,1203.6 989.3,906.7 1009.4,870.2 897.1,716.4 859.9,674.3 818.3,639.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0052__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[536.0,1199.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.417383,41.8137171]}},{"type":"Feature","properties":{"resourceCoords":[763.0,1199.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4166893,41.8133519]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0053/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p53","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0053/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0053","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"340.8,252.7 341.7,306.9 334.1,362.7 291.0,548.6 250.2,557.2 24.3,750.8 168.5,914.5 213.3,937.1 176.7,1046.4 168.0,1066.7 1021.4,1128.7 1019.4,1037.5 1012.2,678.1 1005.9,483.9 1006.8,484.1 1008.6,234.5 1002.1,233.8 939.5,178.4 926.0,1.0 803.0,1.0 791.8,6.6 786.9,1.0 553.2,1.0 461.3,107.8 340.1,248.7 340.8,252.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0053/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[519.0,632.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.41432421649529,41.813632481954365]}},{"type":"Feature","properties":{"resourceCoords":[23.0,734.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4160306458077,41.81302390795235]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0054/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p54","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.66"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0054/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0054","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"616.1,158.9 803.4,115.5 801.0,1240.2 420.4,1048.3 420.6,1025.5 224.2,1063.6 224.8,250.4 268.8,235.0 616.1,158.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0054/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[421.0,201.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4123005,41.8132959]}},{"type":"Feature","properties":{"resourceCoords":[811.0,1178.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4086851,41.814524]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0055/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p55","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.48"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0055/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0055","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"177.1,1003.6 165.8,1003.3 164.9,1003.2 137.5,521.2 136.7,478.9 128.8,368.1 114.0,107.3 901.9,214.4 946.8,995.3 850.3,996.4 850.7,1033.3 851.2,1231.3 194.6,1239.7 177.1,1003.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0055/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[863.0,993.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.40861377804508,41.810633898845644]}},{"type":"Feature","properties":{"resourceCoords":[153.0,993.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.41131075411522,41.810263641284365]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0056__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p56 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.89"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4352.0"},{"label":"split_canvas_h","value":"5400.0"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0056__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0056","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"534.4,898.4 564.0,798.9 834.1,805.4 1008.5,721.5 1007.7,712.6 985.8,511.1 935.0,94.0 934.4,88.6 762.8,113.6 736.0,203.0 327.0,192.8 252.6,179.9 113.5,158.1 154.8,1166.2 210.1,1166.5 322.8,1167.2 458.0,1168.0 482.2,1073.5 534.4,898.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0056__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[935.0,94.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.406223,41.8140331]}},{"type":"Feature","properties":{"resourceCoords":[458.0,1168.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4071799,41.8108332]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0056__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p56 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.81"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"2180.8"},{"label":"split_canvas_y","value":"3572.0"},{"label":"split_canvas_w","value":"2171.2"},{"label":"split_canvas_h","value":"1828.0"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0056__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0056","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"601.2,950.4 599.2,1190.0 941.0,1189.9 952.8,1131.9 955.6,1119.4 958.8,1106.4 981.6,1024.5 988.0,998.6 999.0,951.0 601.2,950.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0056__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[599.2,1190.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4084917,41.8099529]}},{"type":"Feature","properties":{"resourceCoords":[999.0,951.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4071799,41.8108332]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0057__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p57 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.91"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4352.0"},{"label":"split_canvas_h","value":"3056.0"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0057__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0057","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"739.6,77.2 736.7,48.0 733.5,13.8 560.1,98.0 291.1,92.7 261.9,191.8 244.4,251.5 210.7,366.4 187.0,460.7 169.4,534.9 146.4,617.3 140.3,643.0 128.4,701.5 767.6,702.7 778.2,702.7 813.0,702.6 811.3,674.3 1087.0,462.2 1087.0,302.1 739.6,77.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0057__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[189.0,456.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4071758174466,41.810847189357666]}},{"type":"Feature","properties":{"resourceCoords":[801.0,698.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.40474357031482,41.81051360238684]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0058/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p58","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.51"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0058/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0058","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"95.4,1147.7 216.7,1206.5 625.8,1192.4 889.6,1102.9 944.1,1026.3 1024.6,1056.8 993.2,896.5 1030.2,879.8 1017.7,840.1 1032.6,819.4 1055.2,746.1 1042.4,347.4 974.4,270.5 998.0,207.8 955.0,186.4 1013.8,20.3 575.7,38.5 534.8,1.0 467.5,1.0 450.1,104.3 145.2,266.7 142.2,294.7 108.1,289.0 105.8,288.6 95.4,1147.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0058/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.40559386849684,41.811142754167236]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.40174121465073,41.81222785807592]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.39993328279978,41.80866778421488]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.40378593664589,41.8075826803062]}},{"type":"Feature","properties":{"resourceCoords":[103.0,1148.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4036935,41.8082176]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0059__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p59 [2]","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"13"},{"label":"confidence","value":"0.98"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4352.0"},{"label":"split_canvas_h","value":"5400.0"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0059__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0059","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"393.1,62.4 235.6,35.0 165.8,62.2 141.4,225.8 74.6,350.0 82.0,600.0 165.0,865.3 179.8,1183.5 161.5,1206.6 161.5,1206.8 167.8,1275.9 441.8,1238.4 481.5,1251.2 616.5,1214.5 963.8,1166.9 963.1,1153.7 959.4,985.6 947.9,558.0 944.0,218.4 935.6,189.4 392.6,95.3 409.6,1.0 400.8,1.0 393.1,62.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0059__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[698.0,799.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4285505,41.8151029]}},{"type":"Feature","properties":{"resourceCoords":[439.0,294.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4300834,41.8162199]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p6","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.80"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0006","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"704.3,1060.5 708.0,790.0 707.2,662.8 706.8,603.4 713.9,283.0 813.0,291.1 911.9,293.2 935.3,285.4 935.1,301.3 933.0,1063.0 704.3,1060.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[708.0,790.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.410544,41.8208633]}},{"type":"Feature","properties":{"resourceCoords":[933.0,1063.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4104404,41.8198799]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0060/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p60","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.75"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0060/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0060","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"173.4,1185.8 426.5,1119.8 505.2,1085.0 898.1,904.5 930.3,889.6 771.4,203.7 635.7,170.3 618.8,1.0 609.5,1.0 578.1,157.2 486.9,136.3 162.3,69.2 169.9,98.4 165.6,437.9 166.7,865.4 166.4,1033.5 169.8,1160.5 173.4,1185.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0060/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[771.0,203.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.42609457347714,41.817171298240034]}},{"type":"Feature","properties":{"resourceCoords":[1866.0,457.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.42187673132193,41.81754752209603]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0061/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p61","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0061/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0061","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"450.1,231.8 1023.0,242.0 1018.8,723.6 1023.0,1139.0 565.7,1140.2 368.5,1134.5 158.7,1138.5 154.5,715.4 155.8,308.7 170.8,254.3 450.1,231.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0061/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1023.0,1139.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4128808,41.8227444]}},{"type":"Feature","properties":{"resourceCoords":[1023.0,242.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4116573,41.8236068]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0062/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p62","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0062/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0062","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"211.7,730.5 213.0,247.0 460.1,245.1 723.4,235.7 719.9,288.9 786.3,660.5 881.0,1056.2 828.9,1071.5 639.8,1099.5 218.3,1147.5 211.7,730.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0062/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[460.0,700.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4119608,41.8229242]}},{"type":"Feature","properties":{"resourceCoords":[213.0,247.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4116573,41.8236068]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0063/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p63","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0063/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0063","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"530.0,1229.7 169.9,1225.7 170.1,1183.9 176.6,395.4 178.2,110.3 388.9,109.5 586.6,118.3 1045.6,124.3 1040.4,688.2 1043.8,993.9 1042.0,1228.6 530.0,1229.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0063/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[435.0,993.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4148415,41.8225079]}},{"type":"Feature","properties":{"resourceCoords":[435.0,691.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4144372,41.8228019]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0064/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p64","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0064/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0064","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1007.5,1178.0 1014.2,1246.1 959.4,1262.1 512.1,1232.8 122.0,1223.7 120.8,988.2 113.3,681.7 111.0,116.0 534.0,71.3 723.9,44.8 776.3,29.9 883.2,661.4 936.5,865.7 1007.5,1178.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0064/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[545.0,677.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4130817,41.8217702]}},{"type":"Feature","properties":{"resourceCoords":[111.0,116.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4128808,41.8227444]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0065/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p65","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0065/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0065","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"212.8,268.2 218.8,167.6 424.5,154.3 1049.8,168.6 1065.7,168.1 837.8,831.7 978.0,829.0 1084.0,1243.1 1087.0,1273.3 975.3,1275.1 726.0,1279.0 195.8,1276.7 199.0,834.9 212.8,268.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0065/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[978.0,829.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4109635,41.8215273]}},{"type":"Feature","properties":{"resourceCoords":[726.0,1279.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.410544,41.8208633]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0066/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p66","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0066/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0066","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"258.7,1231.4 255.6,1219.3 148.0,797.0 5.0,799.6 238.1,123.3 627.9,109.7 1004.8,118.3 1056.1,132.3 1044.7,180.7 954.0,797.0 903.5,1258.8 263.4,1250.0 258.6,1250.1 258.7,1231.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0066/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[954.0,797.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4100873,41.8224434]}},{"type":"Feature","properties":{"resourceCoords":[148.0,797.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4109635,41.8215273]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0067/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p67","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0067/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0067","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"356.5,474.6 345.8,155.0 448.7,161.1 1028.0,175.0 1028.8,842.4 1021.2,1190.3 383.0,1253.2 255.2,1260.6 136.5,1240.5 182.2,1039.9 214.4,931.4 330.0,655.0 350.1,542.6 356.5,474.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0067/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[330.0,655.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.413401,41.8206418]}},{"type":"Feature","properties":{"resourceCoords":[1028.0,175.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4118189,41.8206204]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0068/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p68","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"15"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0068/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0068","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"374.1,211.3 412.9,225.4 547.6,194.2 892.6,160.0 894.2,272.6 897.4,297.8 923.5,501.0 935.9,557.3 975.2,707.6 997.7,758.1 999.8,761.0 836.3,1009.5 777.2,975.6 688.4,1143.0 510.3,1048.2 334.9,960.4 202.4,952.9 78.7,950.4 55.7,929.3 37.6,735.2 41.9,508.9 101.9,238.2 374.1,211.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0068/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[363.0,433.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.428683,41.8130993]}},{"type":"Feature","properties":{"resourceCoords":[726.0,550.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.427228,41.8131518]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0069/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p69","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.80"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0069/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0069","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"153.2,514.4 152.5,457.9 176.1,301.0 187.2,243.2 244.5,41.9 505.4,84.8 592.3,85.0 1029.2,79.8 1031.5,79.7 1005.3,469.8 1009.3,634.0 1014.0,720.2 1000.1,862.7 930.3,869.9 955.8,1046.2 972.4,1083.0 977.5,1094.9 967.0,1202.5 872.0,1241.8 859.8,1223.0 606.8,987.8 290.0,705.0 218.7,645.2 165.7,570.0 153.2,514.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0069/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[598.0,288.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4253641805227,41.81418385102816]}},{"type":"Feature","properties":{"resourceCoords":[598.0,987.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.42355305150814,41.81277916553092]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p7","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.71"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0007","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"968.0,75.0 983.0,301.1 976.5,354.0 984.0,437.5 992.1,527.0 999.2,526.6 1054.1,848.8 1041.2,1167.3 707.7,1023.6 573.5,1045.1 492.6,968.0 383.3,1047.6 413.7,960.1 198.2,869.6 261.2,661.7 269.3,608.2 231.0,347.4 213.0,191.0 968.0,75.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[968.0,75.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4087991,41.8216163]}},{"type":"Feature","properties":{"resourceCoords":[213.0,191.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4104404,41.8198799]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0070/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p70","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.87"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0070/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0070","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"445.4,1125.0 425.4,1125.1 378.1,1142.2 195.1,1227.4 152.8,1245.2 119.3,1172.3 107.1,1145.8 89.5,1109.5 59.1,934.5 128.5,925.5 138.3,783.0 131.2,697.3 122.5,533.8 137.7,144.2 184.3,142.2 352.9,134.8 1059.5,110.7 1041.0,145.8 967.5,648.0 935.6,861.4 944.0,892.0 727.2,991.6 508.9,1095.1 445.4,1125.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0070/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[693.0,587.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4220766796154,41.81556680423245]}},{"type":"Feature","properties":{"resourceCoords":[693.0,834.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.42145388378546,41.815055622251464]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0071/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p71","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"14"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0071/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0071","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"378.8,1022.3 189.0,441.9 169.5,436.9 281.4,380.6 403.5,324.6 602.1,320.2 806.3,320.7 1028.7,318.2 1033.0,769.0 1033.0,992.0 453.6,995.0 439.6,996.3 385.1,1029.2 378.8,1022.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0071/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1033.0,769.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4259288,41.8102034]}},{"type":"Feature","properties":{"resourceCoords":[1033.0,992.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4260348,41.8095813]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0072/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p72","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"14"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0072/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0072","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"876.1,1124.1 738.0,1161.6 449.0,1247.0 324.4,817.7 112.7,879.5 61.7,696.3 128.1,680.1 75.4,386.2 126.9,395.8 215.4,377.1 297.0,336.0 675.4,159.8 985.9,22.6 1007.7,18.9 1005.0,99.7 991.7,274.8 1001.0,295.9 990.1,414.9 1087.0,660.9 1087.0,905.0 949.5,1048.7 944.4,1125.9 876.1,1124.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0072/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[297.0,336.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4251143,41.8127511]}},{"type":"Feature","properties":{"resourceCoords":[449.0,1247.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4259288,41.8102034]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0073/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p73","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0073/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0073","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"154.4,70.0 359.3,94.2 471.0,111.9 601.0,142.0 693.2,173.5 891.0,277.6 960.2,313.1 1038.7,498.4 1087.0,519.1 1087.0,801.1 969.7,1041.5 866.2,1062.9 671.5,1100.1 369.0,1164.0 148.9,1215.7 121.0,66.2 154.4,70.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0073/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[369.0,1164.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4206428,41.8085191]}},{"type":"Feature","properties":{"resourceCoords":[601.0,142.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4245186,41.8091526]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0074/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p74","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0074/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0074","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"218.9,911.7 205.0,892.9 178.8,717.0 163.4,636.6 142.1,536.5 38.7,506.7 54.6,503.2 132.8,485.7 124.2,440.7 79.2,244.2 72.5,194.4 76.6,174.9 60.7,106.7 87.7,108.5 449.4,104.9 1004.7,105.8 1004.3,338.8 1008.4,488.7 1010.4,816.0 1012.0,949.1 1011.2,1108.3 1013.5,1206.9 1003.4,1298.0 924.5,1226.4 656.9,1274.0 566.2,1340.1 566.0,1338.0 443.2,1337.2 234.8,1031.6 218.9,911.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0074/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[215.0,894.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.42256047300185,41.81212639077056]}},{"type":"Feature","properties":{"resourceCoords":[783.0,581.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.42014135750632,41.811911007522184]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0075/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p75","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0075/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0075","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"71.6,1269.2 67.9,941.5 63.0,791.5 62.1,558.2 66.1,326.1 58.2,80.8 284.6,77.8 509.1,79.4 726.3,74.5 772.2,54.8 832.0,152.7 890.9,269.5 1008.2,497.5 1063.1,606.5 750.8,865.4 755.8,1090.3 757.8,1111.1 654.9,1159.0 580.8,1196.5 300.1,1326.7 298.4,1268.8 71.9,1282.2 71.6,1269.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0075/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[748.0,791.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.41685421769058,41.81097626932439]}},{"type":"Feature","properties":{"resourceCoords":[71.0,791.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.41891002004265,41.812088628078385]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0076/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p76","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.69"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0076/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0076","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"92.7,1137.2 89.7,890.1 98.5,893.2 34.0,406.1 37.8,397.4 138.3,160.0 181.8,59.6 1035.7,125.5 1036.5,170.4 1037.5,221.3 1038.8,466.1 1036.8,510.0 1032.2,1009.6 1033.2,1009.7 1044.8,1010.7 1046.8,1255.7 808.9,1232.0 562.3,1205.1 395.9,1193.4 209.8,1172.9 133.8,1150.7 92.7,1137.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0076/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[583.0,955.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.41293376034481,41.81008136834308]}},{"type":"Feature","properties":{"resourceCoords":[1030.0,955.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.41131647152613,41.81038646895953]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0077/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p77","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0077/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0077","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"178.4,592.7 164.1,393.6 233.3,333.7 298.6,259.9 407.1,143.7 487.6,54.6 661.8,199.3 623.5,242.6 916.9,339.1 983.5,358.6 983.8,606.9 988.3,608.4 950.6,801.9 946.0,814.6 914.5,1109.2 904.8,1199.5 384.1,1144.8 261.1,1129.8 233.2,1133.0 206.8,902.8 178.4,592.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0077/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[184.0,662.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.42083998857423,41.809180800795765]}},{"type":"Feature","properties":{"resourceCoords":[203.0,864.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.42067502099891,41.808625609128995]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0078/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p78","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0078/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0078","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"71.7,1100.7 91.8,806.3 95.9,793.5 126.0,599.5 121.5,598.2 111.8,351.1 124.8,354.4 233.2,385.3 245.2,368.4 387.8,196.2 790.8,204.9 818.2,96.4 958.7,561.3 949.7,559.6 992.0,800.2 968.8,796.5 955.3,794.4 1026.0,1028.9 582.5,1093.4 581.1,1078.5 239.9,1109.8 217.9,1109.8 71.7,1100.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0078/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[238.0,373.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.41751616077615,41.81027129656596]}},{"type":"Feature","properties":{"resourceCoords":[588.0,1072.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.41597283593028,41.80839558754919]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0079/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p79","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.87"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0079/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0079","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"945.0,1179.3 235.0,1178.0 229.8,1067.2 228.9,746.4 216.2,655.7 172.1,163.2 366.6,183.8 505.3,190.7 661.4,179.4 950.2,150.3 971.2,575.2 984.8,572.8 989.9,1116.9 987.9,1179.5 945.0,1179.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0079/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[235.0,1178.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4164269,41.8218755]}},{"type":"Feature","properties":{"resourceCoords":[615.0,1178.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4159313,41.822235]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0080/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p80","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0080/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0080","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"111.3,158.3 166.2,153.2 239.8,146.4 516.0,121.1 542.5,364.4 603.0,479.9 701.8,461.1 944.5,437.0 935.3,1188.7 134.6,1175.9 137.2,1114.1 136.9,576.5 123.5,578.8 106.5,158.8 111.3,158.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0080/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[630.0,1185.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.41478321146677,41.82305610671836]}},{"type":"Feature","properties":{"resourceCoords":[926.0,1185.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.41439590321654,41.823342110085925]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0081/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p81","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0081/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0081","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"120.5,175.5 482.1,176.0 996.0,170.1 999.9,817.1 986.2,856.2 1087.0,1180.0 1087.0,1250.9 130.2,1111.6 125.7,941.6 125.0,869.0 120.5,175.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0081/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[998.0,493.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4147961,41.8213609]}},{"type":"Feature","properties":{"resourceCoords":[125.0,869.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4164269,41.8218755]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0082/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p82","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0082/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0082","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"176.6,1243.3 71.7,911.0 85.5,870.9 78.6,206.2 479.6,215.2 939.5,245.0 995.8,228.6 997.5,346.1 934.6,648.2 923.2,764.2 916.4,976.0 971.9,1193.8 1008.1,1349.0 642.0,1349.0 641.0,1340.0 604.0,1340.0 603.0,1349.0 577.0,1349.0 576.0,1340.0 524.0,1339.0 523.0,1349.0 498.0,1349.0 497.0,1339.0 451.0,1339.0 450.0,1349.0 428.0,1349.0 427.0,1339.0 410.0,1339.0 409.0,1349.0 404.0,1349.0 403.0,1339.0 377.0,1338.0 376.0,1349.0 345.0,1349.0 344.0,1338.0 323.0,1338.0 319.0,1349.0 318.0,1338.0 301.0,1338.0 300.0,1349.0 295.0,1349.0 294.0,1338.0 278.0,1338.0 274.0,1349.0 273.0,1339.0 204.8,1338.3 204.4,1320.0 177.7,1246.5 178.0,1316.2 176.9,1316.1 176.6,1243.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0082/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[87.0,911.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4152808,41.821009]}},{"type":"Feature","properties":{"resourceCoords":[517.0,218.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4138322,41.8212321]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0084/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p84","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"16"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0084/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0084","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"750.9,108.6 751.9,122.8 741.3,704.7 965.2,709.9 962.5,1015.2 958.0,1160.1 936.1,1225.8 726.4,1143.4 630.5,1122.0 496.9,1106.3 383.0,1101.0 174.9,1099.5 110.7,1099.3 94.4,1098.7 103.0,1094.9 59.8,818.4 88.5,345.4 105.0,271.0 199.2,198.3 366.0,171.3 410.0,128.0 633.0,129.2 719.1,53.1 750.9,108.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0084/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[383.0,1101.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4246927,41.8084696]}},{"type":"Feature","properties":{"resourceCoords":[741.0,92.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4283237,41.8097568]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0085/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p85","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0085/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0085","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"307.8,126.2 311.9,96.2 917.1,94.8 919.6,314.0 917.3,314.0 897.5,534.0 907.0,534.0 907.1,739.9 909.2,952.8 906.4,1197.7 133.1,1171.3 201.1,489.1 293.0,290.8 299.4,183.8 305.0,142.0 307.8,126.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0085/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[907.0,534.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4224926,41.8066117]}},{"type":"Feature","properties":{"resourceCoords":[907.0,1165.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4224224,41.8048329]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0086/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p86","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0086/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0086","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"154.0,957.0 152.4,743.5 152.7,537.1 143.2,537.0 163.4,316.5 165.8,316.6 163.7,96.8 710.5,96.8 711.4,100.8 753.6,320.2 774.2,370.9 793.0,464.6 801.8,548.7 849.4,786.7 891.6,974.6 932.1,1168.2 916.3,1171.0 916.1,1170.2 425.2,1212.3 150.8,1202.5 154.0,957.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0086/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[154.0,957.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4224378,41.8054312]}},{"type":"Feature","properties":{"resourceCoords":[841.0,742.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4198721,41.8060965]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0087/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p87","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0087/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0087","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"154.1,25.9 275.9,50.6 792.4,147.1 809.3,57.6 878.6,70.2 918.0,322.2 927.8,322.4 958.0,552.0 981.1,552.4 978.0,627.4 957.6,690.9 985.9,977.7 988.7,977.4 990.0,1183.2 1001.2,1227.3 261.4,1270.9 156.4,1254.1 144.1,1124.1 160.3,1124.1 153.6,925.0 144.2,731.2 138.1,486.9 143.9,401.9 141.5,305.7 129.8,251.8 125.8,26.8 154.1,25.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0087/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[143.0,811.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.41977889233378,41.805752824177944]}},{"type":"Feature","properties":{"resourceCoords":[750.0,320.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.41792453954957,41.80743923326781]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0088/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p88","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0088/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0088","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"176.5,59.0 197.9,64.1 538.0,113.7 535.9,128.5 983.4,169.8 1019.2,802.5 998.1,805.8 997.7,932.0 993.5,1157.3 515.2,1219.4 88.5,1194.1 82.6,1149.2 105.5,945.7 102.7,945.6 108.3,658.9 135.9,598.5 147.8,524.8 125.0,521.6 122.0,291.2 112.3,289.9 103.1,36.4 176.5,59.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0088/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[763.0,925.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4142256,41.8064157]}},{"type":"Feature","properties":{"resourceCoords":[530.0,348.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4157457,41.8077448]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0089/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p89","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0089/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0089","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"113.8,1020.4 105.8,894.2 126.7,889.5 18.8,14.6 31.6,19.1 94.8,40.4 170.2,63.1 354.9,85.0 520.0,97.8 764.8,126.5 1001.0,152.0 1001.0,1047.8 998.9,1227.5 985.0,1226.0 159.8,1239.2 124.5,1246.1 113.8,1020.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0089/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1001.0,388.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4107559,41.8089477]}},{"type":"Feature","properties":{"resourceCoords":[1001.0,152.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4109803,41.809587]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p9","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.20"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0009","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1007.2,558.1 955.9,560.0 807.2,558.9 765.1,564.4 536.6,582.5 547.1,492.5 551.0,428.2 546.5,355.9 534.1,219.7 531.8,193.9 528.9,162.2 314.4,175.8 225.9,281.6 263.0,630.2 65.1,888.3 1.0,919.8 1.0,954.7 124.8,851.1 164.1,823.9 256.4,976.2 296.5,1037.8 357.3,1110.8 387.3,1053.2 1002.8,1099.8 1002.8,1086.0 1009.0,844.0 1007.9,707.0 1006.9,592.5 1007.2,558.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0009/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1009.0,844.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4172187,41.8212822]}},{"type":"Feature","properties":{"resourceCoords":[1009.0,382.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4159313,41.822235]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0090/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p90","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0090/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0090","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"734.8,125.7 1076.4,125.8 875.8,1116.8 813.0,1151.2 451.8,1206.3 128.5,1189.0 119.8,1011.1 65.9,125.5 734.8,125.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0090/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[673.0,845.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4081926646374,41.807924328220324]}},{"type":"Feature","properties":{"resourceCoords":[731.0,127.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.40850479598728,41.80994719811952]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0091/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Providence, Rhode-Island | 1956 | sanborn08099_020 p91","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T06:56:07Z","modified":"2026-10-18T06:56:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0091/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0091","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"351.7,214.5 983.4,272.1 991.5,272.8 1048.2,1129.3 1021.7,1119.2 796.2,1158.0 591.5,1262.6 446.3,1265.1 100.8,1169.4 63.9,1185.5 351.7,214.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195601:08099_01_1956-0091/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[163.0,845.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.40723857983222,41.808282418391734]}},{"type":"Feature","properties":{"resourceCoords":[1022.0,284.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.40471042470028,41.810480721312814]}}]}}]}