{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn05321_005.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Concord, New-Hampshire | 1893 | mapsnap generated fit (2026-09-23)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-23"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"31"},{"label":"placed","value":"21"},{"label":"unplaced","value":"10"},{"label":"fit sources","value":"georef-snap 13, georef 8"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"5 sheet(s) cut into 10 panels"},{"label":"unplaced pages","value":"p1 (tier 3, 43.22982,-71.53470 +/-532m); p10__1 (tier 4, 43.20408,-71.53843 +/-1701m); p10__2 (tier 1, 43.20468,-71.53690 +/-193m); p11 (tier 4, 43.20408,-71.53843 +/-1701m); p16__2 (tier 1, 43.20218,-71.53964 +/-108m); p25__1 (tier 1, 43.21165,-71.54287 +/-210m); p26__1 (tier 1, 43.20080,-71.54512 +/-196m); p26__2 (tier 1, 43.20098,-71.54665 +/-201m); p8__2 (tier 1, 43.19326,-71.53225 +/-133m); p9 (tier 2, 43.20395,-71.54062 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0012/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Concord, New-Hampshire | 1893 | sanborn05321_005 p12","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T01:52:15Z","modified":"2026-09-23T01:52:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0012/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0012","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"125.0,874.9 42.9,870.5 59.5,42.4 1583.8,106.6 1333.5,1614.1 978.3,1608.7 972.9,1913.0 -0.0,1913.0 -0.0,1868.0 130.7,1868.8 125.0,874.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0012/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53787695228759,43.197323509536055]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53433454242891,43.19891871171776]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.5317575724277,43.19583434232258]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53529998228638,43.19423914014087]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Concord, New-Hampshire | 1893 | sanborn05321_005 p13","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T01:52:15Z","modified":"2026-09-23T01:52:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0013/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0013","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 -0.0,-0.0 809.8,0.0 769.5,58.7 809.3,82.9 1480.8,93.0 1469.2,918.5 1551.1,922.4 1562.8,1913.0 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0013/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.54108805701267,43.19601021190228]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53752122663461,43.197594796281685]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53496146448778,43.19448909686889]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53852829486584,43.19290451248949]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0014/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Concord, New-Hampshire | 1893 | sanborn05321_005 p14","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T01:52:15Z","modified":"2026-09-23T01:52:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0014/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0014","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 -0.0,1560.1 134.6,1618.0 239.3,1729.2 331.9,1738.2 425.1,769.3 -0.0,465.5 -0.0,330.9 75.2,332.2 103.6,-0.0 569.8,-0.0 563.6,140.6 862.8,157.4 867.8,73.2 1599.4,139.4 1544.3,1511.3 1519.3,1550.5 1461.6,1509.0 1452.8,1913.0 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0014/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53802885290676,43.20068716897576]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53579059141065,43.19810016444051]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53996989445157,43.19615137303254]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.54220815594769,43.19873837756779]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Concord, New-Hampshire | 1893 | sanborn05321_005 p15","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T01:52:15Z","modified":"2026-09-23T01:52:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0015/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0015","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1580.8,1644.7 845.5,1617.0 844.9,1701.5 544.7,1700.4 543.5,1559.5 77.2,1584.0 60.0,112.8 1201.7,64.3 1214.2,779.1 1595.2,826.9 1580.8,1644.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0015/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53441771330377,43.20212392440646]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53237127154533,43.199458690365624]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53667705911349,43.197676954400734]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53872350087192,43.20034218844157]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0016__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Concord, New-Hampshire | 1893 | sanborn05321_005 p16 [1]","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"17"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-23T01:52:15Z","modified":"2026-09-23T01:52:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0016__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0016","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1203.6,1913.0 1494.0,1913.0 1526.5,100.9 1123.0,92.8 1114.2,558.4 195.8,405.9 238.0,1649.0 899.4,1701.6 1203.6,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0016__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1508.0,920.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.536424,43.20115]}},{"type":"Feature","properties":{"resourceCoords":[229.0,1252.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.5388695,43.2028793]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0017/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Concord, New-Hampshire | 1893 | sanborn05321_005 p17","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T01:52:15Z","modified":"2026-09-23T01:52:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0017/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0017","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1418.8,1223.9 1434.9,1425.3 1294.5,1438.8 1020.2,1913.0 -0.0,1913.0 -0.0,1815.5 105.5,1695.1 152.7,1547.7 -0.0,1563.5 -0.0,318.4 1613.0,199.6 1613.0,888.3 1418.8,1223.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0017/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.54350426559284,43.201475906923434]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53995326879476,43.202799656503466]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53781467552675,43.199708015020605]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.54136567232483,43.19838426544057]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0018/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Concord, New-Hampshire | 1893 | sanborn05321_005 p18","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T01:52:15Z","modified":"2026-09-23T01:52:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0018/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0018","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"417.5,121.5 584.7,204.3 1011.2,223.2 1487.1,1577.5 1613.0,1543.2 1613.0,1913.0 502.1,1913.0 503.2,1742.2 180.5,158.3 417.5,121.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0018/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53995358817059,43.20430638144866]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53911713319984,43.2013295898893]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.543926452168,43.20060135980639]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.54476290713875,43.203578151365754]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0019/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Concord, New-Hampshire | 1893 | sanborn05321_005 p19","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T01:52:15Z","modified":"2026-09-23T01:52:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0019/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0019","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"219.1,1470.4 341.2,1289.8 348.9,1049.8 -0.0,1055.2 144.3,311.3 907.2,355.3 963.5,13.2 1477.3,66.2 1475.2,1601.6 130.9,1855.1 219.1,1470.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0019/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.54210815344726,43.20549123175998]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.5382826446004,43.206644789603864]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53641889037142,43.20331435315697]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.54024439921828,43.202160795313084]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Concord, New-Hampshire | 1893 | sanborn05321_005 p2","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"16"}],"created":"2026-09-23T01:52:15Z","modified":"2026-09-23T01:52:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"533.0,1796.7 533.4,1913.0 -0.0,1913.0 -0.0,1291.4 250.8,1267.9 241.3,962.7 770.4,918.1 684.5,-0.0 1613.0,-0.0 1613.0,38.6 1390.3,40.0 1400.6,924.8 1489.7,1810.7 533.0,1796.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1051.0,1804.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.540768,43.210504]}},{"type":"Feature","properties":{"resourceCoords":[1051.0,898.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.538441,43.211221]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0020/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Concord, New-Hampshire | 1893 | sanborn05321_005 p20","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T01:52:15Z","modified":"2026-09-23T01:52:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0020/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0020","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1287.1,89.3 1300.7,936.5 1545.9,901.1 1544.3,1654.0 319.6,1913.0 -0.0,1913.0 -0.0,603.3 37.0,596.1 40.1,497.0 1287.1,89.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0020/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.54583342476707,43.20615527596505]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.54174746538321,43.20675290856828]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.54078189157613,43.20319574319381]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.54486785095999,43.20259811059058]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0021/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Concord, New-Hampshire | 1893 | sanborn05321_005 p21","metadata":[{"label":"streets","value":"13"},{"label":"intersections","value":"20"}],"created":"2026-09-23T01:52:15Z","modified":"2026-09-23T01:52:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0021/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0021","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1591.8,866.0 1527.1,1879.4 682.2,1718.0 658.1,1550.0 210.5,1544.5 207.7,1426.7 125.2,1416.6 -0.0,261.1 1305.0,291.1 1247.7,805.1 1591.8,866.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0021/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[554.0,808.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.540508,43.207349]}},{"type":"Feature","properties":{"resourceCoords":[1542.0,1630.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.5414626,43.2050525]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0022/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Concord, New-Hampshire | 1893 | sanborn05321_005 p22","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"8"}],"created":"2026-09-23T01:52:15Z","modified":"2026-09-23T01:52:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0022/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0022","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"267.3,1029.4 -0.0,655.4 -0.0,-0.0 1590.2,0.0 1570.3,1054.8 1557.2,1628.0 384.9,1751.5 374.5,1835.1 140.3,1840.1 127.5,1150.2 267.3,1029.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0022/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[462.0,64.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.543864,43.210557]}},{"type":"Feature","properties":{"resourceCoords":[1554.0,1610.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.539795,43.208727]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0023/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Concord, New-Hampshire | 1893 | sanborn05321_005 p23","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T01:52:15Z","modified":"2026-09-23T01:52:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0023/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0023","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 1366.0,0.0 1613.0,369.2 1475.2,490.7 1498.5,1176.7 1613.0,1173.1 1613.0,1624.6 110.8,1814.1 88.2,1913.0 -0.0,1913.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0023/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.54748186835357,43.208277033954914]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.54371570538181,43.20941395924308]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.54187873810459,43.20613534122877]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.54564490107634,43.20499841594061]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0024/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Concord, New-Hampshire | 1893 | sanborn05321_005 p24","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"3"}],"created":"2026-09-23T01:52:15Z","modified":"2026-09-23T01:52:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0024/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0024","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 1613.0,0.0 1613.0,1913.0 316.5,1913.0 325.2,1346.6 -0.0,1326.3 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0024/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[321.0,881.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.5400722,43.2134608]}},{"type":"Feature","properties":{"resourceCoords":[321.0,1509.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.5392957,43.2124082]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0025__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Concord, New-Hampshire | 1893 | sanborn05321_005 p25 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"5"},{"label":"split_canvas_x","value":"1973.6"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4478.4"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-23T01:52:15Z","modified":"2026-09-23T01:52:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0025__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0025","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1190.9,1913.0 1613.0,1913.0 1613.0,262.9 1613.0,173.3 1613.0,0.0 501.4,0.0 496.2,1228.0 496.1,1258.2 493.4,1913.0 1190.9,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0025__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1290.1,527.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.5477708,43.218754]}},{"type":"Feature","properties":{"resourceCoords":[1357.1,66.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.5484115,43.2195]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Concord, New-Hampshire | 1893 | sanborn05321_005 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T01:52:15Z","modified":"2026-09-23T01:52:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"79.9,1805.3 -0.0,901.8 -0.0,0.0 1613.0,-0.0 1613.0,512.1 1480.6,487.6 1426.6,980.4 1555.5,1002.7 1454.3,1807.4 1421.1,1840.9 79.9,1805.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0003/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53587298891057,43.21126438903883]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53412181640014,43.20829882167736]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53891351412501,43.20677438806469]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.54066468663544,43.20973995542616]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Concord, New-Hampshire | 1893 | sanborn05321_005 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T01:52:15Z","modified":"2026-09-23T01:52:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"132.8,995.4 -0.0,987.1 -0.0,482.4 136.7,492.5 82.7,-0.0 1091.3,34.8 1164.4,558.4 1564.7,598.9 1537.2,1118.6 1364.5,1108.5 1357.9,1155.3 1436.7,1750.2 89.9,1858.5 119.3,1821.5 132.8,995.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0004/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53425098461048,43.20843407751832]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53297353072318,43.20540070839583]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53787457534288,43.204288610439306]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53915202923018,43.2073219795618]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Concord, New-Hampshire | 1893 | sanborn05321_005 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T01:52:15Z","modified":"2026-09-23T01:52:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1486.8,1376.2 1525.3,1823.0 105.2,1753.1 109.5,1150.8 122.5,1105.2 292.8,1139.2 392.2,626.4 -0.0,530.6 -0.0,0.0 1613.0,-0.0 1613.0,845.2 1397.6,832.1 1342.7,1363.7 1486.8,1376.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0005/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53347591238926,43.206361573583]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53164596135831,43.203497489322785]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53627331763859,43.20190435085152]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53810326866954,43.20476843511174]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Concord, New-Hampshire | 1893 | sanborn05321_005 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T01:52:15Z","modified":"2026-09-23T01:52:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"301.0,412.4 270.8,66.9 814.5,82.0 823.2,301.2 1613.0,241.6 1613.0,1913.0 1190.8,1913.0 1101.5,1495.5 947.5,1527.4 1016.4,1913.0 590.4,1913.0 301.0,412.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0006/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53597789893185,43.20277710113787]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53202055068303,43.20388118169043]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53023681405794,43.20043581456176]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.53419416230676,43.1993317340092]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Concord, New-Hampshire | 1893 | sanborn05321_005 p7","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"9"}],"created":"2026-09-23T01:52:15Z","modified":"2026-09-23T01:52:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"25.9,1863.5 365.3,67.6 1046.8,92.8 1044.0,296.6 1447.8,380.6 1460.6,0.0 1613.0,0.0 1613.0,1913.0 1089.1,1913.0 1082.4,1827.2 1034.0,1835.2 1030.3,1803.0 888.5,1837.6 25.9,1863.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[150.0,1210.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.5334472,43.1972608]}},{"type":"Feature","properties":{"resourceCoords":[26.0,1864.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.532774,43.1960398]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0008__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Concord, New-Hampshire | 1893 | sanborn05321_005 p8 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-23T01:52:15Z","modified":"2026-09-23T01:52:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0008__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1467.7,9.7 9.2,52.5 -0.0,1913.0 501.0,1913.0 776.0,1913.0 823.7,1913.0 823.9,1913.0 828.4,1854.5 1217.8,1152.0 1613.0,1046.7 1613.0,97.8 1475.7,99.4 1467.7,9.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744cm:g3744cm_g053211893:05321_1893-0008__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[230.0,829.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.532008,43.194675]}},{"type":"Feature","properties":{"resourceCoords":[363.0,60.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.532774,43.1960398]}}]}}]}