{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn08099_023.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Providence, Rhode-Island | 1956 | mapsnap generated fit (2026-10-24)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-24"},{"label":"run","value":"corpus-v2.2"},{"label":"pages","value":"80"},{"label":"placed","value":"74"},{"label":"unplaced","value":"6"},{"label":"fit sources","value":"georef-snap 36, georef 35, snap:0 1, snap:1 1, snap:2 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"12 sheet(s) cut into 25 panels"},{"label":"unplaced pages","value":"p15__2 (tier 1, 41.81642,-71.44490 +/-102m); p36 (tier 1, 41.81058,-71.44170 +/-272m); p45__2 (tier 1, 41.80594,-71.46291 +/-189m); p65__2 (tier 1, 41.81019,-71.43540 +/-106m); p67C (tier 2, 41.81955,-71.45089 +/-146m); p67D (tier 1, 41.81667,-71.44410 +/-131m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p1","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.10"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0001","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1087.0,1031.9 1087.0,1037.3 1027.3,1091.4 981.1,1072.8 816.9,1157.3 707.2,1098.5 535.0,1108.3 399.8,1178.0 193.8,1205.2 55.9,984.9 70.2,431.4 140.2,389.3 216.1,204.6 275.3,307.6 624.5,285.5 701.7,245.7 706.9,168.8 1087.0,1031.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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":[-71.45698722932896,41.826606996082695]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.45376447668762,41.825361226051484]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.45582421616581,41.822360251549995]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.45904696880714,41.823606021581206]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0010__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_023 p10 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"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":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0010__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0010","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"348.8,1186.8 389.5,1201.3 542.6,1146.1 651.2,501.2 691.0,436.5 822.4,393.0 820.3,297.1 781.1,293.8 764.6,282.8 799.3,158.4 846.8,1.0 772.5,1.0 723.0,83.0 38.0,62.5 37.9,71.4 32.5,355.7 40.2,731.4 44.0,995.9 48.4,1201.0 236.1,1190.1 348.8,1186.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0010__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[52.0,722.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.44032216231149,41.82027512496416]}},{"type":"Feature","properties":{"resourceCoords":[52.0,982.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.44046021642342,41.81956161471752]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0010__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_023 p10 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.80"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"2519.2"},{"label":"split_canvas_y","value":"1795.6"},{"label":"split_canvas_w","value":"1832.8"},{"label":"split_canvas_h","value":"3604.4"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0010__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0010","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"896.5,1153.8 1087.0,793.5 1087.0,764.1 1040.8,771.5 1046.7,569.2 1005.5,472.6 1011.1,470.1 969.1,458.6 855.9,470.1 699.6,490.6 722.8,1262.5 738.2,1251.0 896.5,1153.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0010__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[695.7,1296.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4411217456442,41.81679506492549]}},{"type":"Feature","properties":{"resourceCoords":[695.7,496.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.44049153062917,41.81893995187785]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p11","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0011/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0011","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"338.0,227.4 335.0,54.0 528.9,86.9 733.7,134.0 924.8,182.7 1022.8,203.3 946.9,432.6 983.0,473.8 934.5,470.1 639.4,464.4 339.4,446.6 338.0,227.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0011/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[721.0,131.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4443975,41.8193526]}},{"type":"Feature","properties":{"resourceCoords":[335.0,54.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4456462,41.8187714]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p12","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.86"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0012/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0012","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"658.5,1200.4 620.4,1242.9 595.6,1280.5 540.9,1221.8 504.3,1204.5 494.8,1190.5 160.4,1217.8 92.5,1214.5 95.7,921.3 87.3,633.5 89.3,560.6 92.9,458.1 105.8,421.2 195.7,228.3 209.7,204.9 248.4,164.2 381.2,44.2 515.7,191.0 537.6,169.4 1003.7,747.5 1002.8,750.8 1023.8,776.4 1005.3,836.7 976.9,928.8 920.9,972.6 728.5,1136.8 658.5,1200.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0012/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[947.0,960.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.44175859977447,41.81659808366261]}},{"type":"Feature","properties":{"resourceCoords":[95.0,1213.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.44461719553134,41.817980269046856]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p13","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0013/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0013","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"165.0,690.1 199.9,645.1 328.8,493.2 338.2,300.6 271.8,76.3 272.7,75.6 311.3,205.9 331.1,217.0 343.1,202.1 346.8,126.0 443.4,217.2 558.6,197.4 618.5,112.5 654.1,111.8 679.1,97.4 732.7,80.3 777.1,66.8 835.4,58.2 932.8,53.9 963.0,390.7 1036.4,391.8 1039.5,883.5 979.3,883.7 1087.0,1095.0 1087.0,1296.8 807.6,1175.7 784.5,1155.2 84.9,839.0 93.5,822.6 95.0,819.8 129.9,749.5 165.0,690.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0013/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[949.0,389.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.44297020501227,41.815822868725725]}},{"type":"Feature","properties":{"resourceCoords":[1021.0,389.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.44270653465169,41.815789017554714]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0014/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_023 p14","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0014/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0014","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"176.0,973.5 177.0,484.1 104.0,482.5 76.8,147.1 336.5,146.0 409.5,148.8 492.8,95.5 539.5,140.7 580.5,164.6 615.4,176.1 921.5,255.5 976.0,264.0 983.6,264.9 972.2,1277.2 712.2,1286.5 675.1,1349.0 613.0,1349.0 612.0,1340.0 580.0,1340.0 579.0,1349.0 557.0,1349.0 556.0,1339.0 539.0,1339.0 538.0,1349.0 455.0,1349.0 454.0,1339.0 398.0,1339.0 397.0,1349.0 379.0,1349.0 378.0,1340.0 314.0,1340.0 313.0,1349.0 303.6,1349.0 116.0,973.1 176.0,973.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0014/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[497.0,733.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4416224,41.8149469]}},{"type":"Feature","properties":{"resourceCoords":[497.0,975.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4417682,41.8142821]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0015__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_023 p15 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.84"},{"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":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0015__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0015","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"118.6,1222.7 233.1,1203.8 305.1,1206.3 320.6,1209.7 567.4,1009.4 648.7,929.6 664.3,913.2 683.3,892.7 716.3,858.7 770.2,800.7 819.1,755.3 863.9,723.1 1025.3,617.5 1087.0,441.3 1087.0,214.8 1036.2,234.8 231.7,49.9 112.2,58.2 122.5,700.0 108.8,700.3 113.6,833.6 118.8,1124.0 118.6,1222.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0015__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[117.0,685.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4487387570188,41.81533432563223]}},{"type":"Feature","properties":{"resourceCoords":[117.0,1209.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.44850350167518,41.8138458145823]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p16","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0016/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0016","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"327.2,168.4 332.4,153.9 343.8,165.1 668.7,125.5 783.2,100.3 802.0,95.5 805.8,94.5 833.6,87.0 863.0,79.8 1087.0,807.9 1087.0,1337.0 1073.0,1337.0 1072.0,1349.0 1044.0,1349.0 1043.0,1340.0 1027.0,1340.0 1026.0,1349.0 1013.0,1349.0 1012.0,1340.0 995.0,1340.0 994.0,1349.0 650.6,1349.0 512.7,1204.8 488.1,1238.2 228.7,1141.3 74.0,1093.6 77.2,844.4 88.8,582.1 92.4,208.6 251.9,182.5 327.2,168.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0016/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[555.0,698.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.445869,41.813126]}},{"type":"Feature","properties":{"resourceCoords":[555.0,381.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4466096,41.8138123]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p17","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0017/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0017","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"97.6,557.6 95.2,128.9 201.3,44.9 1022.0,14.3 1058.9,22.8 1061.4,1223.7 150.3,1223.7 78.0,1221.1 108.0,555.7 97.6,557.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0017/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[150.0,540.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4667761,41.8217069]}},{"type":"Feature","properties":{"resourceCoords":[1060.0,540.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4634085,41.8212244]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p18","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0018/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0018","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"460.8,1256.5 294.0,1256.0 162.5,1255.6 125.0,1271.8 150.8,1339.0 150.2,1339.0 147.5,1339.0 108.1,1255.5 50.6,1255.3 51.5,31.8 274.4,83.3 592.6,28.1 893.8,40.8 980.9,100.1 986.1,295.3 990.0,296.6 995.8,305.4 987.2,454.3 943.9,1025.0 926.9,1257.8 689.1,1257.1 604.6,1256.9 484.4,1311.1 460.8,1256.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0018/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[505.0,564.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.46176256492866,41.82097736820456]}},{"type":"Feature","properties":{"resourceCoords":[66.0,1254.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.46383273093694,41.819333676958905]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0019/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_023 p19","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0019/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0019","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1040.4,1219.8 1087.0,593.8 1087.0,449.1 1037.1,425.4 215.2,34.8 144.0,1.0 98.0,1.0 186.2,1191.2 1040.4,1219.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0019/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[708.0,558.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.464966,41.818745]}},{"type":"Feature","properties":{"resourceCoords":[708.0,269.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4652396,41.8195316]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0002","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1012.5,38.5 1087.0,18.7 1087.0,49.0 1025.0,50.5 1029.2,460.5 1028.5,725.0 878.0,940.4 1082.3,1103.8 885.6,1349.0 857.5,1349.0 860.5,1341.6 829.0,1211.6 539.8,1223.2 355.6,1146.4 233.2,1152.7 248.7,925.3 285.4,955.6 390.2,774.5 491.2,622.9 249.3,422.3 255.9,213.9 251.8,65.8 245.6,36.1 1012.5,38.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[401.0,774.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.45187886460793,41.8232722651142]}},{"type":"Feature","properties":{"resourceCoords":[1024.0,67.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.44935018470504,41.82505501565625]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0020__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_023 p20 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.93"},{"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":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0020__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0020","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"71.0,1279.2 492.4,1201.8 492.2,1223.2 733.1,1232.6 967.8,1225.9 971.4,920.9 974.0,696.2 977.0,245.2 822.3,170.5 610.1,68.1 534.7,31.8 187.2,23.8 135.2,1.0 86.6,1.0 38.8,596.1 50.5,596.6 71.0,1279.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0020__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[741.0,144.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.46102528373333,41.81889518896978]}},{"type":"Feature","properties":{"resourceCoords":[972.0,269.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.46007223408806,41.818723997957306]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0020__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_023 p20 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.89"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"2964.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"1388.0"},{"label":"split_canvas_h","value":"1056.8"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0020__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0020","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1087.0,117.3 820.1,1.0 777.5,1.0 771.7,69.6 774.2,82.5 771.8,140.1 872.0,179.4 1087.0,176.0 1087.0,117.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0020__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[741.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.46376487488983,41.81923272061808]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.46249233662311,41.819445306218086]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,264.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.4622751594628,41.818724299272965]}},{"type":"Feature","properties":{"resourceCoords":[741.0,264.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.46354769772952,41.81851171367296]}},{"type":"Feature","properties":{"resourceCoords":[781.0,-16.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4636314,41.8193011]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0021/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_023 p21","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.83"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0021/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0021","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1.0,546.4 1.0,619.6 60.9,639.5 72.0,804.5 16.8,903.0 95.0,923.4 104.2,1038.8 260.5,1079.5 262.1,1148.8 703.8,1244.3 983.9,1243.7 1025.5,1255.0 1040.9,1214.6 1079.4,1241.4 1086.4,1007.3 1069.2,995.6 1038.2,95.5 180.5,65.7 181.0,72.1 146.1,355.2 144.9,354.5 49.8,580.0 1.0,546.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0021/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[443.0,538.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.464851,41.815544]}},{"type":"Feature","properties":{"resourceCoords":[885.0,867.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.462906,41.814957]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p22","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0022/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0022","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1.0,1246.3 1.0,1271.0 93.7,1260.1 689.9,1276.6 958.6,1284.0 960.5,975.9 964.8,57.7 964.9,45.6 727.9,52.9 484.6,44.1 484.7,22.4 59.3,101.6 67.1,339.9 84.7,351.9 77.0,593.2 37.5,565.5 21.4,607.0 51.2,685.3 53.0,928.9 16.6,990.2 53.8,1060.8 46.4,1185.4 1.0,1246.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0022/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[320.0,1234.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.46035947640608,41.81253109559697]}},{"type":"Feature","properties":{"resourceCoords":[285.0,714.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4609730676734,41.81389177147523]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0023__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_023 p23 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"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":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0023__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0023","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"894.0,411.1 851.4,487.4 632.6,366.3 100.0,114.5 100.5,562.0 99.8,785.0 98.5,1099.6 98.5,1188.0 333.8,1182.5 333.4,1123.1 444.0,1140.5 622.8,1162.5 966.1,1208.5 988.6,1213.2 1012.5,1169.5 1087.0,1179.8 1087.0,1089.7 1062.5,1078.3 1075.8,1054.2 1087.0,1033.5 1087.0,754.9 1087.0,620.2 1046.7,597.6 1074.5,488.6 925.9,454.5 894.0,411.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0023__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[973.0,1201.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.455879073531,41.81645094288193]}},{"type":"Feature","properties":{"resourceCoords":[334.0,1112.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.45829034213735,41.8162466312736]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0023__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_023 p23 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.86"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3034.8"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"1317.2"},{"label":"split_canvas_h","value":"1880.4"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0023__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0023","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"844.6,79.0 1061.9,431.2 1063.2,452.4 1086.6,469.1 1087.0,469.1 1087.0,426.4 1061.6,424.8 1059.9,395.5 891.2,77.0 844.6,79.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0023__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[758.7,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.45622801270993,41.81839046655404]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.45504408867096,41.81811522927773]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,470.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.45557046581634,41.81685948299309]}},{"type":"Feature","properties":{"resourceCoords":[758.7,470.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.4567543898553,41.8171347202694]}},{"type":"Feature","properties":{"resourceCoords":[1039.1,71.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4552994,41.8179664]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p24","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0024/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0024","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"139.6,902.5 132.1,74.2 371.5,66.6 370.7,6.2 483.3,22.9 665.5,43.8 1015.4,87.7 1038.3,92.3 996.3,179.3 985.5,214.0 948.5,495.6 911.9,745.5 853.0,1220.2 855.7,1243.9 501.3,1217.1 390.9,1214.0 141.9,1210.5 139.6,902.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0024/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[391.0,-16.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.45822878584801,41.8162887766454]}},{"type":"Feature","properties":{"resourceCoords":[153.0,1209.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.45799185980233,41.812856585871316]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p25","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"14"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0025/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0025","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"151.8,1197.5 827.2,1160.2 884.5,1157.7 999.7,1159.7 997.0,933.2 987.6,443.9 998.8,443.6 1005.8,148.4 974.5,148.8 946.9,119.2 560.1,1.0 199.8,1.0 182.4,46.9 152.5,137.4 146.4,172.7 146.4,453.2 142.7,702.5 146.1,1174.6 151.8,1197.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0025/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[344.0,232.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.455132,41.8159662]}},{"type":"Feature","properties":{"resourceCoords":[662.0,943.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.45365,41.8140949]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p26","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0026/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0026","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"34.6,977.0 37.2,483.9 48.5,483.9 62.9,186.8 571.4,192.1 671.5,107.6 786.5,94.0 819.3,34.6 948.1,27.8 1015.8,71.6 1075.4,68.6 1072.8,731.5 1058.7,731.5 1060.9,869.4 1060.3,1169.3 1058.0,1271.2 190.7,1215.3 31.6,1205.1 34.6,977.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0026/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[723.0,733.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.44999798265044,41.81515706128219]}},{"type":"Feature","properties":{"resourceCoords":[48.0,487.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.45260760422707,41.815576247008096]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p27","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0027/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0027","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1005.3,382.8 1003.9,564.2 1012.4,689.4 1006.2,951.0 1087.0,950.1 1087.0,959.3 1004.5,1022.4 1002.4,1116.8 437.9,1265.1 315.0,1295.7 315.4,1277.0 120.1,1151.4 124.5,947.4 128.7,652.8 128.4,381.3 274.6,265.6 460.4,128.0 528.9,66.0 726.4,64.4 1005.0,72.5 1005.3,382.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0027/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[528.0,651.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.45723827193933,41.80964899491137]}},{"type":"Feature","properties":{"resourceCoords":[528.0,71.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.45883541738779,41.810726684228264]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0028__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_023 p28 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.56"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3046.0"},{"label":"split_canvas_w","value":"2372.4"},{"label":"split_canvas_h","value":"2354.0"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0028__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0028","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"228.0,1190.2 242.0,1195.9 249.6,1177.4 262.1,1133.9 176.3,985.0 119.5,950.9 228.0,1190.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0028__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,761.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.45717064846495,41.81129430404176]}},{"type":"Feature","properties":{"resourceCoords":[593.1,761.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.45520129930154,41.81190326026289]}},{"type":"Feature","properties":{"resourceCoords":[593.1,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.45439549764636,41.81043500406693]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.45636484680978,41.8098260478458]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0028__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_023 p28 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"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":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0028__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0028","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"734.0,1261.8 734.6,1260.7 730.9,1253.0 860.6,1188.8 903.3,1283.4 1010.0,1194.9 1035.4,1174.0 1039.0,906.9 1038.2,643.7 1033.3,210.1 687.8,133.0 579.5,114.2 334.6,75.3 70.2,33.2 218.5,375.9 275.6,497.2 410.3,777.0 487.7,941.4 549.7,1050.6 657.5,1289.4 730.0,1253.5 734.0,1261.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0028__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[718.0,449.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.45618932067583,41.81228833172453]}},{"type":"Feature","properties":{"resourceCoords":[753.0,958.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.45535608316268,41.81102136324994]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p29","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"13"},{"label":"confidence","value":"1.00"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0029/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0029","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"112.8,1001.5 124.1,991.3 115.2,725.7 102.0,464.4 76.8,33.8 745.4,150.0 801.9,160.4 914.0,188.5 1067.2,230.3 1062.2,282.5 1061.9,970.5 1059.5,1210.8 1017.0,1210.8 531.6,1212.4 130.9,1213.0 125.1,1027.5 112.8,1001.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0029/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[358.0,726.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4535905,41.8116753]}},{"type":"Feature","properties":{"resourceCoords":[825.0,726.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4519477,41.8121081]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0003/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_023 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0003","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"55.0,973.4 209.7,761.6 215.8,497.8 220.3,88.8 282.2,88.5 283.8,58.1 405.6,28.4 673.0,68.6 926.2,46.0 948.5,90.0 948.4,93.6 1038.5,713.5 1001.8,719.0 992.1,1076.3 754.6,1070.0 554.5,1062.2 534.8,1058.2 375.5,1237.5 255.4,1140.6 55.0,973.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[205.0,1094.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.44965704278599,41.82233599427721]}},{"type":"Feature","properties":{"resourceCoords":[991.0,1065.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.44674637325066,41.82226457671015]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p30","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"14"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0030/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0030","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"51.4,1120.8 52.9,879.4 50.5,188.2 55.2,135.7 895.0,361.7 1014.7,368.2 1086.8,386.9 1087.0,387.1 1087.0,396.7 1087.0,402.6 1020.6,441.2 878.4,519.5 1000.6,874.0 1077.8,1125.9 751.6,1125.7 301.0,1120.0 51.4,1120.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0030/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[506.0,257.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4499832,41.8137263]}},{"type":"Feature","properties":{"resourceCoords":[301.0,1120.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.449646,41.811284]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p31","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.91"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0031/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0031","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1087.0,1006.7 1087.0,1276.2 168.0,1273.3 167.6,1269.7 138.2,1268.5 97.0,1047.6 61.2,424.8 76.2,442.6 140.2,374.6 603.3,8.0 953.9,129.9 1081.2,169.8 992.7,432.8 937.0,621.3 976.2,704.5 1053.5,921.3 1087.0,1006.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0031/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[990.0,425.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.45835568420489,41.81116890615184]}},{"type":"Feature","properties":{"resourceCoords":[609.0,14.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.45898785927409,41.8126546521331]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0032__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_023 p32 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.79"},{"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":"1564.0"},{"label":"split_canvas_h","value":"1606.0"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0032__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0032","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"158.7,141.4 78.7,77.2 1.0,181.5 1.0,301.5 72.8,359.1 88.7,318.8 342.6,340.6 376.8,314.6 385.0,297.4 322.4,184.0 241.6,18.6 233.2,1.0 219.4,1.0 212.9,15.8 158.7,141.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0032__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":[-71.45493387309938,41.81077679061424]}},{"type":"Feature","properties":{"resourceCoords":[391.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.45346939307375,41.81068612734638]}},{"type":"Feature","properties":{"resourceCoords":[391.0,401.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.45359455911579,41.80956481425299]}},{"type":"Feature","properties":{"resourceCoords":[0.0,401.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.45505903914142,41.80965547752085]}},{"type":"Feature","properties":{"resourceCoords":[226.0,-14.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4540833,41.810763]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0032__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_023 p32 [2]","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"15"},{"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":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0032__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0032","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"802.6,1192.1 995.8,1190.8 1048.5,1011.3 1082.3,1012.0 1077.9,994.7 990.8,678.0 873.9,220.8 837.5,125.9 819.4,130.9 783.1,146.5 531.0,110.0 512.8,149.3 259.8,667.6 203.4,779.2 101.2,992.8 14.4,1170.6 502.0,1186.0 802.6,1192.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0032__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[502.0,1186.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.45491,41.806854]}},{"type":"Feature","properties":{"resourceCoords":[942.0,485.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4531913,41.808787]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0032__3/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_023 p32 [3]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.77"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"1606.0"},{"label":"split_canvas_w","value":"1342.4"},{"label":"split_canvas_h","value":"1274.0"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0032__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0032","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"172.6,456.9 138.2,457.7 92.7,642.6 117.0,641.4 221.7,639.5 227.2,627.9 172.6,456.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0032__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[174.8,461.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.45270612070942,41.8072883412262]}},{"type":"Feature","properties":{"resourceCoords":[221.7,644.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.45257980357022,41.80677767390424]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p33","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0033/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0033","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"522.4,1266.4 371.9,1209.0 132.1,1113.8 164.2,781.4 218.9,304.5 218.8,201.2 199.7,199.3 202.2,191.2 216.9,178.7 206.2,47.4 610.7,46.8 1049.8,45.4 1035.2,297.9 1029.0,298.0 1027.5,534.1 1023.6,534.1 1034.2,777.6 1044.9,777.6 1057.2,1031.9 1062.2,1032.0 1056.4,1271.8 851.1,1272.5 522.4,1266.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0033/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[187.0,578.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.45319695004869,41.80879213047343]}},{"type":"Feature","properties":{"resourceCoords":[128.0,1100.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.45275942033788,41.80738207789265]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p34","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0034/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0034","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"115.3,1274.5 119.6,1033.2 114.5,1033.2 100.5,777.6 89.8,777.7 77.5,532.9 81.4,532.9 81.5,295.4 87.7,295.4 100.8,41.4 151.9,40.9 447.1,39.2 902.4,43.9 964.4,43.8 966.1,282.2 968.0,282.2 969.4,525.2 968.7,771.8 969.9,1017.5 969.5,1260.7 450.9,1271.1 115.3,1274.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0034/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[457.0,291.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.44930873460312,41.8106409975665]}},{"type":"Feature","properties":{"resourceCoords":[963.0,770.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.44697490178017,41.80985458668657]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p35","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"14"},{"label":"confidence","value":"1.00"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0035/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0035","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"397.9,53.1 475.8,289.5 637.3,284.3 913.9,291.6 926.2,252.1 1087.0,335.1 1087.0,656.9 901.2,765.0 894.2,1261.2 650.9,1252.9 124.1,1248.6 127.5,1009.0 129.5,767.1 133.2,524.3 135.0,285.0 133.2,285.0 134.4,50.2 397.9,53.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0035/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[654.0,1011.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4448023,41.809712]}},{"type":"Feature","properties":{"resourceCoords":[135.0,285.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4475442,41.811122]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p37","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0037/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0037","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"58.8,72.9 59.4,76.5 993.6,8.7 979.3,76.4 1014.8,76.1 1040.4,290.0 1047.5,289.9 1061.2,510.7 1087.0,509.9 1087.0,577.0 1026.3,655.2 1040.1,859.4 1063.5,859.2 1084.6,1156.2 1033.7,1160.1 1037.1,1203.5 739.1,1191.2 315.9,1243.5 140.3,1177.4 98.5,1201.1 59.5,1112.8 55.4,170.8 29.6,73.9 58.8,72.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0037/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[630.0,863.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4620717361429,41.807297574768846]}},{"type":"Feature","properties":{"resourceCoords":[630.0,297.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.46101982302896,41.8086801177472]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p38","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"19"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0038/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0038","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"45.8,270.5 31.4,6.5 69.2,88.5 329.5,151.2 611.0,223.4 805.5,274.9 971.2,116.7 989.0,121.4 995.4,357.6 999.3,555.0 999.0,775.0 1007.5,1129.3 752.5,1123.0 293.3,1122.4 104.0,1120.7 93.8,916.2 155.8,839.1 156.9,772.0 131.2,772.3 121.3,551.2 114.2,551.2 92.2,336.9 56.8,336.6 72.2,269.1 45.8,270.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0038/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[295.0,668.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.459274,41.807598]}},{"type":"Feature","properties":{"resourceCoords":[999.0,775.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.457138,41.806389]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0039/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_023 p39","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0039/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0039","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"223.8,571.7 368.9,243.4 464.0,42.0 957.1,40.9 966.0,229.0 975.1,599.6 913.5,598.0 902.4,491.4 670.9,534.2 613.8,557.1 637.8,716.5 539.1,780.8 552.0,999.4 632.9,1048.3 621.4,1102.6 495.6,1036.8 458.0,810.0 343.1,763.0 147.1,764.0 223.8,571.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0039/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[966.0,229.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.454918,41.806332]}},{"type":"Feature","properties":{"resourceCoords":[464.0,42.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.456741,41.806931]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0004","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"321.1,1150.7 560.0,1147.0 797.5,1145.9 1035.8,1141.5 1030.0,599.4 1036.2,565.0 1033.2,436.3 1018.8,323.2 1011.4,126.2 872.4,130.2 878.7,77.0 306.6,85.5 200.2,146.6 16.4,176.8 1.0,165.9 1.0,174.2 115.3,785.2 78.8,792.1 83.5,1149.9 321.1,1150.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[791.0,643.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.44393762086787,41.82340776383456]}},{"type":"Feature","properties":{"resourceCoords":[325.0,1143.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.44585439628561,41.82217904459594]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p40","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0040/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0040","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"112.2,244.4 109.3,57.4 411.1,63.1 629.0,61.2 741.2,64.0 747.9,81.4 867.2,497.3 828.5,496.4 623.1,588.9 392.1,628.9 109.4,612.5 112.2,244.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0040/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[116.0,249.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.45490410811658,41.80631890891532]}},{"type":"Feature","properties":{"resourceCoords":[781.0,249.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.45241444954867,41.806269738363554]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p41","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0041/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0041","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"96.1,259.5 93.8,240.7 89.4,48.1 89.2,29.8 340.6,95.2 498.0,134.0 827.1,99.5 991.4,78.5 1011.3,326.1 1016.6,325.4 1034.6,549.2 1014.8,544.1 783.0,634.4 620.4,639.0 577.4,765.8 627.7,812.2 559.8,822.5 112.1,700.6 96.1,259.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0041/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[498.0,134.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.45118,41.807312]}},{"type":"Feature","properties":{"resourceCoords":[103.0,441.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.452354,41.806259]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p42","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0042/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0042","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"104.5,275.8 99.2,275.7 114.8,33.2 483.7,39.8 991.9,43.7 988.1,285.0 982.0,526.0 988.4,526.1 965.3,764.9 944.1,764.5 934.5,756.5 783.2,761.2 732.0,896.6 511.3,880.2 340.4,800.2 370.1,667.0 230.2,614.2 196.5,539.6 90.3,495.1 104.5,275.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0042/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[479.0,283.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.447845,41.807457]}},{"type":"Feature","properties":{"resourceCoords":[982.0,526.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4457573,41.8073184]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p43","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0043/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0043","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1049.9,1069.7 886.2,1170.7 278.8,1048.6 272.0,907.9 117.6,786.0 138.8,786.0 156.6,546.4 150.2,546.4 151.0,305.0 149.5,63.4 674.4,64.0 916.8,70.5 920.5,549.4 852.6,548.0 1068.7,911.5 1049.9,1069.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0043/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[151.0,305.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4460555,41.807955]}},{"type":"Feature","properties":{"resourceCoords":[673.0,305.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4442111,41.80844]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0044/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_023 p44","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.86"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0044/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0044","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"801.2,1283.3 786.4,1247.2 1030.8,1176.6 1041.0,327.4 994.4,49.5 1006.6,50.4 946.9,1.0 125.5,1.0 20.1,180.3 257.9,617.1 494.4,1036.8 434.0,1068.6 801.2,1283.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0044/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[399.0,272.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.44291082169379,41.81016396623404]}},{"type":"Feature","properties":{"resourceCoords":[981.0,775.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.44108316926724,41.808519354014095]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0045__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_023 p45 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"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":"2131.6"},{"label":"split_canvas_w","value":"4352.0"},{"label":"split_canvas_h","value":"3268.4"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0045__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0045","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"47.0,907.4 104.6,1019.0 107.0,1172.5 169.0,1202.2 500.8,1169.8 786.9,982.8 785.1,887.7 936.8,826.6 937.0,621.1 681.3,599.1 220.1,570.4 53.6,558.6 51.4,858.0 1.0,857.9 1.0,901.9 47.0,907.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0045__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[110.0,1120.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.46134441056891,41.805218787338795]}},{"type":"Feature","properties":{"resourceCoords":[215.0,588.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4601447657424,41.80643923984528]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p5","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0005","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"998.9,919.5 1021.6,687.8 1048.3,369.0 1067.3,187.8 983.8,207.0 913.9,182.8 907.0,85.9 340.6,62.7 103.9,89.2 103.9,157.4 8.3,155.1 1.0,201.2 1.0,207.5 138.0,209.0 137.6,404.6 147.5,517.4 145.4,645.2 138.0,679.0 122.5,1217.0 122.3,1224.7 998.7,921.6 998.9,919.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[138.0,679.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4430409,41.8234549]}},{"type":"Feature","properties":{"resourceCoords":[138.0,209.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.442917,41.824757]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p6","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0006","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"67.5,1029.5 66.3,969.9 58.6,737.8 43.4,419.1 38.6,237.4 280.0,147.2 1030.2,92.6 1060.3,264.4 966.9,604.9 985.3,695.1 1029.0,691.1 1030.3,770.0 957.3,799.7 923.2,1044.0 849.7,1167.8 864.1,1349.0 825.0,1349.0 824.0,1339.0 808.0,1339.0 835.2,1213.4 873.4,1053.1 800.0,1057.4 754.9,1142.8 73.0,1162.3 67.5,1029.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[286.0,729.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.438919,41.823154]}},{"type":"Feature","properties":{"resourceCoords":[1095.0,77.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4354688,41.8244813]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p60","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0060/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0060","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"337.4,246.0 798.3,250.6 1007.6,250.6 1017.2,250.6 1030.1,445.1 1028.2,445.0 1017.7,660.9 1028.6,901.5 1020.7,901.5 1019.4,1144.2 741.8,1142.7 385.2,1139.6 106.4,1138.5 86.3,1135.1 145.0,897.1 199.4,654.4 257.0,445.0 318.6,244.6 337.4,246.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0060/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[989.0,250.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4302959,41.8098219]}},{"type":"Feature","properties":{"resourceCoords":[257.0,445.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.433105,41.809994]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p61","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"5"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0061/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0061","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"297.2,1178.8 446.1,1204.9 881.9,1157.7 858.0,1313.5 835.1,1349.0 897.0,1349.0 897.0,1155.5 915.8,1123.0 897.0,1123.0 897.0,154.0 540.0,154.1 540.1,174.0 328.4,171.8 325.8,195.1 67.9,179.0 1.0,270.1 1.0,894.7 223.4,1127.7 225.8,1106.2 297.2,1178.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0061/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[897.0,878.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4382183,41.8112255]}},{"type":"Feature","properties":{"resourceCoords":[897.0,154.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4380444,41.8132512]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p62","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"13"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0062/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0062","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"731.7,1127.7 177.3,1127.9 157.0,1127.9 157.0,159.3 660.4,159.1 819.8,655.1 852.0,765.7 893.0,883.0 940.9,1032.0 971.6,1127.5 776.7,1127.7 791.5,1162.3 731.7,1127.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0062/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[157.0,638.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4381594,41.8119113]}},{"type":"Feature","properties":{"resourceCoords":[157.0,883.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4382183,41.8112255]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p63","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0063/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0063","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"907.4,245.8 893.1,400.8 856.6,703.0 840.9,823.6 799.0,1233.4 795.2,1254.9 149.6,1287.4 150.0,238.2 84.0,236.7 103.3,228.6 74.2,60.3 397.1,109.5 868.3,71.8 926.8,96.2 907.4,245.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0063/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[505.0,805.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4347267350598,41.814184217727565]}},{"type":"Feature","properties":{"resourceCoords":[505.0,105.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.43218637071287,41.81455381373406]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p64","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0064/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0064","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"978.2,589.0 976.8,683.8 943.5,955.0 981.4,997.7 932.8,1041.6 908.1,1242.6 867.5,1242.3 742.6,1244.7 626.8,1240.8 103.0,1237.2 108.1,1216.2 174.0,814.7 196.8,696.8 250.9,400.9 274.4,249.0 302.5,102.7 417.7,68.9 872.2,61.2 894.3,56.5 911.1,91.5 993.4,206.6 989.5,235.4 984.0,277.0 981.0,440.5 1087.0,368.9 1087.0,392.2 980.1,488.8 978.2,589.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0064/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[351.0,1239.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.43592732699605,41.81249078265524]}},{"type":"Feature","properties":{"resourceCoords":[104.0,1239.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.43615942705262,41.81315781324789]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0065__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_023 p65 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"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":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0065__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0065","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"200.2,25.9 114.3,83.2 78.8,260.5 118.3,630.3 63.7,903.2 115.5,1176.1 25.5,1236.1 1.0,1240.3 1.0,1276.0 104.7,1271.0 687.7,1265.8 684.6,718.4 1038.9,713.5 1063.9,705.7 1010.1,666.0 1087.0,563.0 1087.0,530.5 1087.0,492.3 803.1,1.4 802.9,1.0 762.2,1.0 592.6,99.0 559.8,44.1 200.2,25.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0065__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[395.0,211.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.43839183175254,41.809286350722076]}},{"type":"Feature","properties":{"resourceCoords":[785.0,-14.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.43828492654556,41.81051842022799]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0066__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_023 p66 [1]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"13"},{"label":"confidence","value":"0.99"},{"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":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0066__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0066","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"934.6,927.2 929.8,680.9 936.0,465.9 948.0,258.7 968.9,4.8 969.1,1.0 783.5,1.0 716.0,72.9 651.7,141.9 445.9,320.1 445.4,377.0 383.8,377.0 380.2,377.0 227.6,509.1 313.4,587.6 387.6,655.5 218.0,752.4 348.6,851.0 387.7,798.5 395.2,823.0 398.0,1170.0 934.1,1170.0 934.6,927.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0066__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[666.0,1170.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4354067,41.8087629]}},{"type":"Feature","properties":{"resourceCoords":[398.0,1170.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4362477,41.8091756]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0066__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_023 p66 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.90"},{"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":"1792.0"},{"label":"split_canvas_h","value":"1508.0"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0066__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0066","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"323.8,376.0 384.0,376.0 359.6,3.9 320.6,47.2 264.6,109.7 75.4,376.0 323.8,376.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0066__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":[-71.43208451127359,41.81181606661699]}},{"type":"Feature","properties":{"resourceCoords":[448.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.43145336437829,41.8114012039307]}},{"type":"Feature","properties":{"resourceCoords":[448.0,377.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.43191847200181,41.81100253899459]}},{"type":"Feature","properties":{"resourceCoords":[0.0,377.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.43254961889711,41.811417401680885]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0067A/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_023 p67A","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.89"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0067A/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0067A","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"68.1,1191.1 84.1,966.1 125.0,414.6 127.0,378.3 133.1,270.7 127.5,262.1 123.7,261.0 118.3,72.3 144.7,90.2 616.5,115.6 769.5,235.6 863.2,222.5 879.2,306.1 1017.7,375.9 983.0,647.4 1048.1,837.1 1053.2,1115.4 1065.8,1122.3 1059.8,1207.9 814.6,1192.0 235.6,1191.3 68.1,1191.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0067A/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[603.0,754.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4583815,41.8198202]}},{"type":"Feature","properties":{"resourceCoords":[100.0,754.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4602726,41.8200896]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0067B/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_023 p67B","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0067B/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0067B","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"135.6,164.6 990.3,165.9 1004.2,173.2 1025.8,372.8 1005.1,962.5 975.3,967.7 827.5,967.1 619.8,953.9 412.1,1188.7 264.2,1083.1 86.9,972.9 118.3,937.2 138.4,939.2 161.9,839.9 452.8,538.8 512.4,305.1 323.8,262.3 306.3,214.4 149.8,218.7 131.5,163.8 131.1,162.7 135.6,164.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0067B/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[254.0,1069.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.45197331237252,41.823247917015195]}},{"type":"Feature","properties":{"resourceCoords":[900.0,499.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.45393938352898,41.82511973434459]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0067E/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_023 p67E","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.36"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0067E/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0067E","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"75.7,1179.2 77.1,1175.3 230.2,1116.8 480.4,1191.4 697.0,1191.2 872.6,1124.1 953.6,985.0 1025.6,957.4 1060.2,480.3 1024.8,117.5 867.2,177.7 593.4,122.5 445.2,153.3 431.8,120.5 326.6,161.0 336.4,253.4 29.1,441.9 1.0,445.3 1.0,770.2 75.7,1179.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0067E/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.45717862223717,41.817447675925486]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.45571992487547,41.820292591103424]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.45097990622632,41.81894467079811]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.45243860358802,41.81609975562017]}},{"type":"Feature","properties":{"resourceCoords":[352.0,401.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4552994,41.8179664]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0067F__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_023 p67F [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.21"},{"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":"3837.2"},{"label":"split_canvas_h","value":"5400.0"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0067F__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0067F","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"631.0,629.1 667.9,622.6 670.4,617.8 812.0,1.0 801.8,1.0 777.4,139.2 258.7,43.6 78.8,77.5 77.2,821.0 179.7,888.7 182.4,913.6 363.9,711.4 367.7,722.6 636.6,680.1 619.6,632.1 631.0,629.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0067F__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":[-71.47012295464779,41.821710578971185]}},{"type":"Feature","properties":{"resourceCoords":[959.3,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.4663664536632,41.821681394208106]}},{"type":"Feature","properties":{"resourceCoords":[959.3,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.46642119656785,41.81771275001321]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.47017769755246,41.817741934776286]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0067F__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_023 p67F [2]","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.13"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"1708.8"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2643.2"},{"label":"split_canvas_h","value":"5400.0"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0067F__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0067F","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"644.0,1211.2 660.8,1177.7 675.7,1204.7 770.6,1123.5 771.0,1124.2 851.6,1003.0 1073.1,466.9 953.1,389.6 955.6,383.8 813.4,400.0 737.8,506.4 697.8,629.3 576.1,841.8 460.9,1102.0 468.2,1134.1 522.0,1116.8 562.4,1129.6 644.0,1211.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0067F__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[851.1,748.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4675217,41.8177011]}},{"type":"Feature","properties":{"resourceCoords":[982.0,310.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4689411,41.8200141]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0067__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_023 p67 [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":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0067__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0067","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1063.5,1163.7 987.9,1067.0 996.5,721.7 1024.2,720.7 1050.2,752.3 1051.0,668.0 987.0,561.7 821.9,476.0 596.9,122.2 487.4,47.6 324.0,39.0 8.7,167.3 272.6,541.3 289.1,557.0 269.4,590.8 220.3,724.5 157.8,922.1 76.8,1166.5 95.7,1167.8 557.0,1171.7 766.5,1171.3 1037.9,1170.9 1063.5,1163.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0067__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[803.0,849.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.42969949427896,41.81060986595014]}},{"type":"Feature","properties":{"resourceCoords":[1046.0,1169.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.42925013003726,41.80954806397875]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0067__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_023 p67 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.68"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"2889.6"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"1462.4"},{"label":"split_canvas_h","value":"1996.0"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0067__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0067","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1064.9,292.8 1041.8,188.2 954.6,73.7 880.0,46.6 880.5,32.4 856.6,1.0 828.2,1.0 807.5,343.2 879.2,442.0 896.8,434.1 1062.7,314.6 1073.8,301.4 1064.9,292.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0067__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[879.2,442.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4291822,41.8095457]}},{"type":"Feature","properties":{"resourceCoords":[1075.0,300.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4283237,41.8097568]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p70","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0070/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0070","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1.9,572.8 13.6,552.1 63.0,560.5 144.0,397.1 139.5,319.8 180.3,334.7 235.2,72.5 254.1,55.7 659.3,170.3 967.8,256.4 931.5,390.8 863.0,562.6 826.1,642.9 774.1,723.9 624.6,925.0 600.2,954.1 589.2,966.3 550.9,1005.3 310.3,1205.8 280.8,1227.3 237.9,1246.5 174.6,1258.0 177.8,1193.9 150.8,1173.9 151.6,1151.6 174.2,971.3 1.9,572.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0070/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[986.0,260.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.43652390144376,41.815902659765484]}},{"type":"Feature","properties":{"resourceCoords":[198.0,1203.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.44102895164598,41.81670981606276]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p71","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0071/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0071","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"222.2,1010.7 220.0,1030.1 13.3,1003.4 231.3,62.2 239.5,65.0 275.4,75.8 515.8,133.0 609.5,148.6 696.6,150.8 879.0,146.0 945.8,496.1 1063.1,1110.2 571.0,1052.0 222.2,1010.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0071/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[571.0,1052.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4380444,41.8132512]}},{"type":"Feature","properties":{"resourceCoords":[879.0,146.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4370569,41.8158765]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p72","metadata":[{"label":"streets","value":"12"},{"label":"intersections","value":"17"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0072/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0072","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"182.7,869.0 181.5,551.0 181.3,132.9 203.5,146.9 515.1,35.3 871.5,48.4 875.4,42.7 909.2,39.0 905.5,208.7 895.0,408.1 889.5,600.6 878.8,751.6 872.6,874.2 985.1,874.0 1030.3,1007.8 1074.2,1123.7 1087.0,1153.8 1087.0,1220.5 65.6,1228.8 44.5,870.7 182.7,869.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0072/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[696.0,400.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.434952,41.817524]}},{"type":"Feature","properties":{"resourceCoords":[491.0,875.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.435387,41.816096]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p73","metadata":[{"label":"streets","value":"13"},{"label":"intersections","value":"18"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0073/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0073","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"307.9,1231.5 259.3,1116.7 208.7,983.9 95.6,988.5 97.0,865.0 102.0,712.8 100.0,519.0 102.8,318.1 100.0,147.4 66.1,152.4 87.6,118.4 224.6,109.4 365.9,38.0 964.7,19.2 1003.9,49.2 1057.8,507.8 1031.6,1182.4 497.9,1220.4 495.2,1245.9 331.8,1282.1 307.9,1231.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0073/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1027.0,422.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.430794,41.818253]}},{"type":"Feature","properties":{"resourceCoords":[100.0,519.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4342034,41.8176047]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0007__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_023 p7 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"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":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0007__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0007","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1065.1,1001.7 1081.5,923.2 1087.0,923.4 1087.0,787.5 1080.0,786.6 1083.2,758.0 1087.0,723.5 1087.0,699.2 976.9,262.6 836.7,74.0 646.4,212.0 458.3,353.3 298.4,470.4 280.6,479.6 267.5,716.6 114.8,715.4 106.6,1025.8 84.8,1043.6 123.6,1187.5 496.4,1200.8 713.8,1165.9 1065.1,1001.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0007__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[110.0,909.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4499845870893,41.821808793370046]}},{"type":"Feature","properties":{"resourceCoords":[271.0,488.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.44847767469497,41.82237175066246]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0007__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_023 p7 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.66"},{"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":"2128.0"},{"label":"split_canvas_h","value":"1650.4"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0007__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0007","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"98.2,298.4 128.6,283.6 191.3,282.4 397.1,205.0 450.9,182.1 465.1,152.8 353.8,121.5 149.4,83.5 118.3,80.2 119.7,218.4 114.1,218.3 98.2,298.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0007__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":[-71.44709604561916,41.82060436345866]}},{"type":"Feature","properties":{"resourceCoords":[532.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.44567662779158,41.81960344362465]}},{"type":"Feature","properties":{"resourceCoords":[532.0,412.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.44671198439873,41.81877646091369]}},{"type":"Feature","properties":{"resourceCoords":[0.0,412.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.44813140222631,41.8197773807477]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0008/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_023 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0008","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"263.6,36.1 504.1,39.2 743.2,44.8 983.3,47.1 975.6,582.6 965.2,647.1 924.9,726.7 949.7,743.2 1008.0,846.0 925.6,906.1 758.5,1017.4 583.2,1140.2 426.2,1264.4 340.2,1185.2 246.0,1040.5 178.6,946.2 42.7,788.5 15.3,761.4 35.7,740.4 75.4,695.5 258.9,275.4 263.6,36.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[497.0,49.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.44502109064234,41.822071599813135]}},{"type":"Feature","properties":{"resourceCoords":[263.0,49.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.44587779015772,41.82212409241984]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p80","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"20"},{"label":"confidence","value":"1.00"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0080/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0080","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1048.2,1128.0 749.4,1128.2 505.1,1127.2 153.6,1122.9 87.9,1122.2 90.3,882.3 98.2,882.4 88.5,644.5 99.9,431.0 101.9,431.1 90.0,238.7 348.7,240.0 374.0,233.0 391.2,224.7 552.5,101.3 563.2,87.9 771.7,278.4 882.7,607.9 869.8,613.0 1064.7,1124.3 1048.2,1128.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0080/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[374.0,233.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4291822,41.8095457]}},{"type":"Feature","properties":{"resourceCoords":[737.0,649.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4284114,41.8081074]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p81","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0081/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0081","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"956.7,260.4 960.7,535.4 964.1,887.1 967.9,1191.7 724.6,1194.3 724.6,1199.0 424.5,1165.7 424.6,1174.8 131.7,1164.3 132.0,1098.6 108.8,1099.5 115.3,1083.6 78.9,184.5 93.9,101.9 148.3,55.8 311.8,65.2 304.0,99.0 404.6,117.2 959.8,240.5 956.7,260.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0081/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[137.0,768.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.43379835410346,41.80566244756739]}},{"type":"Feature","properties":{"resourceCoords":[719.0,195.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.43504623092448,41.80776188042191]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p82","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0082/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0082","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"73.9,163.8 101.1,322.1 68.2,1078.5 95.6,1160.7 232.4,1145.7 338.9,1191.5 372.3,1291.9 364.5,1305.2 780.5,1151.7 988.5,1073.5 985.2,1057.0 990.0,758.0 995.2,513.5 1005.5,161.9 1006.4,127.0 762.5,119.8 762.3,124.5 462.9,79.0 462.6,88.1 169.5,65.8 172.4,1.0 148.7,1.0 73.9,163.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0082/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[159.0,302.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4315763,41.805019]}},{"type":"Feature","properties":{"resourceCoords":[990.0,758.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4289644,41.8068273]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0083/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_023 p83","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0083/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0083","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"159.8,544.9 161.0,766.0 160.8,1207.2 215.5,1274.2 310.4,1301.3 497.4,1298.0 831.6,1189.5 901.4,1110.4 1011.5,1114.1 1014.0,1037.5 923.3,1029.7 966.4,461.0 1038.3,458.6 1035.8,104.1 838.8,121.4 175.5,41.6 177.3,1.0 163.5,1.0 159.8,544.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0083/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[161.0,766.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4278074,41.8059223]}},{"type":"Feature","properties":{"resourceCoords":[833.0,981.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4252416,41.8053805]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_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_023 p9","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.78"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:25:01Z","modified":"2026-10-24T15:25:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0009","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1021.8,39.2 1016.7,96.6 1007.5,238.2 988.6,520.8 978.4,894.9 969.6,1158.2 786.0,1152.0 728.4,1154.4 701.4,1161.6 497.4,1239.7 461.6,1257.8 385.8,1330.7 367.1,1349.0 356.1,1349.0 312.2,1349.0 189.7,1140.4 131.1,1040.1 106.5,1024.1 145.1,945.4 154.5,881.8 155.1,362.9 1021.8,39.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd377m:g3774m:g3774pm:g3774pm_g08099195604:08099_04_1956-0009/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[160.0,352.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.44322070694541,41.8219751186156]}},{"type":"Feature","properties":{"resourceCoords":[294.0,1306.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.443061467971,41.81929593959489]}}]}}]}