{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn06045_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Lockport, New-York | 1892 | mapsnap generated fit (2026-10-20)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-20"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"31"},{"label":"placed","value":"19"},{"label":"unplaced","value":"12"},{"label":"fit sources","value":"georef-snap 13, georef 5, georef-street 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"7 sheet(s) cut into 18 panels"},{"label":"unplaced pages","value":"p10__2 (tier 1, 43.16399,-78.69465 +/-178m); p10__3 (tier 1, 43.16729,-78.69218 +/-100m); p13__1 (tier 1, 43.16928,-78.68213 +/-234m); p13__2 (tier 1, 43.16581,-78.69877 +/-216m); p17__2 (tier 1, 43.17840,-78.68335 +/-116m); p19__2 (tier 1, 43.18032,-78.68161 +/-129m); p20__1 (tier 1, 43.18292,-78.69519 +/-188m); p20__2 (tier 1, 43.18128,-78.68835 +/-102m); p20__3 (tier 1, 43.18184,-78.68911 +/-136m); p20__4 (tier 1, 43.18274,-78.69279 +/-100m); p21__2 (tier 1, 43.17323,-78.68863 +/-100m); p21__3 (tier 1, 43.17369,-78.69925 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0010__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lockport, New-York | 1892 | sanborn06045_002 p10 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"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":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-20T01:01:57Z","modified":"2026-10-20T01:01:57Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0010__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0010","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1020.4,1057.7 1051.3,939.8 1060.6,887.2 1065.0,887.2 1066.4,882.0 1530.3,833.1 1558.5,823.7 1586.3,186.9 1490.5,95.8 1337.2,70.8 1326.5,101.3 722.1,157.7 722.5,134.4 125.9,156.2 122.0,530.4 118.9,817.6 106.2,1670.2 434.9,1670.5 741.5,1767.2 994.0,1048.7 1020.4,1057.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0010__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[722.0,809.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.68930360166817,43.16822442369702]}},{"type":"Feature","properties":{"resourceCoords":[107.0,809.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.68981273943736,43.169343222393906]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lockport, New-York | 1892 | sanborn06045_002 p11","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T01:01:57Z","modified":"2026-10-20T01:01:57Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0011/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0011","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"466.1,1912.0 532.1,1912.0 590.7,1912.0 656.1,1697.9 1211.8,1695.0 1378.7,1759.3 1551.0,1787.4 1596.2,6.5 1612.0,9.9 1612.0,1.0 1562.7,1.0 1341.5,17.7 1161.0,31.4 138.2,88.4 121.0,679.0 113.7,678.9 132.0,1284.9 108.3,1284.4 161.6,1898.5 192.6,1909.6 196.5,1886.7 476.8,1883.6 466.1,1912.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0011/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[773.0,1299.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.6860378,43.1689941]}},{"type":"Feature","properties":{"resourceCoords":[121.0,679.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.6881508,43.1697072]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0012/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lockport, New-York | 1892 | sanborn06045_002 p12","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T01:01:57Z","modified":"2026-10-20T01:01:57Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0012/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0012","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"48.2,123.5 99.5,36.0 117.0,30.9 1333.1,32.6 1502.8,78.2 1541.2,225.0 1499.9,268.1 1496.0,1069.9 1588.8,1461.7 1569.6,1877.0 544.4,1864.9 502.6,1749.8 282.7,1761.1 93.5,1248.3 96.8,1072.5 64.5,880.2 48.2,123.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0012/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[623.0,1724.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.68591443907759,43.167555870519536]}},{"type":"Feature","properties":{"resourceCoords":[808.0,52.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.6815271250123,43.16713200944138]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0014/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lockport, New-York | 1892 | sanborn06045_002 p14","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.87"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T01:01:57Z","modified":"2026-10-20T01:01:57Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0014/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0014","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1297.2,1912.0 1295.9,1830.3 992.3,1797.6 992.3,1803.2 693.9,1813.9 693.9,1818.8 371.4,1799.8 371.6,1805.5 150.5,1779.2 189.0,1578.6 158.4,1540.8 113.1,1754.3 4.7,1329.3 45.0,1275.9 135.4,862.9 60.1,723.8 99.0,685.3 132.6,412.0 95.9,63.7 237.6,20.5 827.2,19.9 992.3,71.5 1447.3,39.4 1549.6,112.0 1576.9,712.5 1546.3,1149.8 1491.7,1150.8 1577.5,1302.0 1516.0,1796.6 1554.4,1835.5 1358.1,1879.7 1349.1,1912.0 1297.2,1912.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0014/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[701.0,1011.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.6831785308058,43.17360117823862]}},{"type":"Feature","properties":{"resourceCoords":[1204.0,39.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.68037204979572,43.173413803120305]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lockport, New-York | 1892 | sanborn06045_002 p15","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.91"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T01:01:57Z","modified":"2026-10-20T01:01:57Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0015/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0015","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1481.4,314.2 1491.0,585.9 1499.2,767.2 1525.6,1794.0 1204.4,1802.4 919.5,1814.4 923.5,1912.0 908.3,1912.0 878.2,1912.0 790.2,1848.8 260.1,1800.3 182.3,1778.8 43.6,1597.0 91.6,1263.0 9.3,1232.3 159.6,1104.3 325.1,83.1 546.3,103.0 546.0,97.2 868.2,106.7 868.1,101.9 1165.4,82.4 1165.2,76.9 1469.0,100.7 1472.7,182.1 1472.7,183.1 1481.4,313.1 1481.4,314.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0015/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[513.0,431.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.68621663639496,43.173455272179794]}},{"type":"Feature","properties":{"resourceCoords":[893.0,1804.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.68919396961334,43.17188223028625]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0016/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lockport, New-York | 1892 | sanborn06045_002 p16","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.11"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T01:01:57Z","modified":"2026-10-20T01:01:57Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0016/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0016","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"925.0,68.5 516.4,1.0 510.2,1.0 506.0,22.4 97.5,197.7 27.1,1287.9 65.8,1854.4 433.4,1875.5 453.5,1912.0 654.5,1912.0 1612.0,1106.2 1612.0,1075.5 1612.0,1057.1 1440.8,1195.8 1612.0,823.9 1612.0,768.2 1494.4,554.5 1567.4,431.6 1507.2,197.8 1406.2,176.8 1390.2,222.7 1196.7,153.1 1096.9,112.3 923.0,76.0 925.0,68.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0016/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.6872699,43.1773388]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.6836661,43.1758918]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.6860193,43.1727748]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.6896231,43.1742218]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0017__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lockport, New-York | 1892 | sanborn06045_002 p17 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.88"},{"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":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-20T01:01:57Z","modified":"2026-10-20T01:01:57Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0017__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0017","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"176.2,1835.2 468.6,1885.5 766.3,1844.0 841.2,1158.8 1568.5,1165.2 1591.0,1097.2 1594.5,931.4 1591.4,857.0 1598.6,708.5 1577.3,146.7 769.2,147.7 1.0,154.9 1.0,215.1 22.6,211.7 82.5,284.8 58.0,774.0 1.0,837.5 1.0,906.5 65.3,1276.8 57.7,1277.3 80.5,1451.7 74.9,1558.2 73.0,1761.8 121.2,1761.8 134.5,1863.0 176.2,1835.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0017__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[750.0,1765.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.68313425501219,43.17657408819826]}},{"type":"Feature","properties":{"resourceCoords":[97.0,141.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.68718201134243,43.1780252557717]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0018__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lockport, New-York | 1892 | sanborn06045_002 p18 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"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":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-20T01:01:57Z","modified":"2026-10-20T01:01:57Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0018__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0018","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"826.2,39.3 514.8,63.4 478.2,657.6 99.6,665.0 35.4,804.0 50.5,1649.5 255.9,1782.5 265.2,1849.4 1436.0,1887.3 1577.8,1826.8 1564.9,1747.0 1503.2,1747.5 1490.4,962.0 1483.6,136.7 827.6,133.8 826.2,39.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0018__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[847.0,971.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.6869747291254,43.179735170355144]}},{"type":"Feature","properties":{"resourceCoords":[1451.0,971.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.68596451120067,43.178903021634795]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0018__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lockport, New-York | 1892 | sanborn06045_002 p18 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.91"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"1901.6"},{"label":"split_canvas_h","value":"2662.0"}],"created":"2026-10-20T01:01:57Z","modified":"2026-10-20T01:01:57Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0018__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0018","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"213.6,621.1 388.7,620.8 385.7,40.0 296.5,39.8 293.3,61.9 110.3,83.7 50.4,39.2 22.6,39.1 11.8,105.2 21.1,633.2 213.6,641.4 213.6,621.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0018__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[400.3,621.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.69933906848736,43.172375618497824]}},{"type":"Feature","properties":{"resourceCoords":[400.3,60.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.6993328971857,43.1734514514824]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0019__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lockport, New-York | 1892 | sanborn06045_002 p19 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.72"},{"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":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-20T01:01:57Z","modified":"2026-10-20T01:01:57Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0019__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0019","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1449.2,1790.3 1612.0,1797.5 1564.8,1779.6 1564.3,454.5 1454.3,34.9 915.0,61.8 873.4,853.1 872.1,853.3 855.6,853.4 88.9,867.2 39.9,929.9 66.7,1627.3 18.6,1674.8 17.1,1767.7 661.4,1789.6 1225.7,1781.1 1374.5,1791.8 1449.2,1790.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0019__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1219.0,873.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.68163815923893,43.18029015947104]}},{"type":"Feature","properties":{"resourceCoords":[645.0,873.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.68264746493192,43.181073351860874]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lockport, New-York | 1892 | sanborn06045_002 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.86"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T01:01:57Z","modified":"2026-10-20T01:01:57Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1495.8,764.5 1496.8,92.8 1190.7,93.8 886.2,100.9 274.1,99.1 1.0,107.0 1.0,140.2 49.6,161.8 67.0,766.3 286.5,769.4 285.1,1738.7 872.0,1735.1 872.4,1912.0 884.5,1912.0 892.9,1912.0 897.5,1800.6 1494.0,1839.0 1493.9,1727.2 1495.8,764.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[871.0,760.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.69683406005186,43.17236921279765]}},{"type":"Feature","properties":{"resourceCoords":[871.0,1751.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.69941095878457,43.17237898103133]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0021__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lockport, New-York | 1892 | sanborn06045_002 p21 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"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":"2621.6"},{"label":"split_canvas_h","value":"4712.8"}],"created":"2026-10-20T01:01:57Z","modified":"2026-10-20T01:01:57Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0021__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0021","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"304.1,76.9 79.5,114.5 84.2,1021.2 142.7,1100.7 324.0,1070.8 353.3,1121.4 570.2,1153.1 570.4,1061.2 571.8,72.6 304.1,76.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0021__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[570.4,1061.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.6993711,43.17349]}},{"type":"Feature","properties":{"resourceCoords":[106.1,80.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.6968632,43.1743435]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lockport, New-York | 1892 | sanborn06045_002 p3","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T01:01:57Z","modified":"2026-10-20T01:01:57Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"142.6,1472.5 138.9,1165.5 147.8,548.6 142.9,272.2 110.0,271.9 188.9,100.0 1451.0,79.2 1543.5,194.5 1517.8,861.1 1581.0,1069.5 1603.2,1064.2 952.8,1856.3 923.5,1787.6 810.3,1782.1 140.0,1781.0 142.6,1472.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[140.0,104.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.6951347,43.174331]}},{"type":"Feature","properties":{"resourceCoords":[140.0,1781.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.6951076,43.1711759]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lockport, New-York | 1892 | sanborn06045_002 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.85"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T01:01:57Z","modified":"2026-10-20T01:01:57Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"72.3,1806.4 920.0,1811.3 1205.6,1811.7 1584.8,1812.2 1592.7,1233.9 1570.3,921.1 1545.8,643.7 1450.9,652.0 1448.8,607.8 1506.5,519.1 1530.2,1.0 1515.7,1.0 1480.9,85.4 885.2,42.5 47.5,589.1 66.9,788.0 64.2,1164.8 70.3,1542.2 72.3,1806.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[912.0,1798.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.68985541773745,43.1693359879853]}},{"type":"Feature","properties":{"resourceCoords":[79.0,1210.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.69242762477234,43.16992305594602]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lockport, New-York | 1892 | sanborn06045_002 p5","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"19"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T01:01:57Z","modified":"2026-10-20T01:01:57Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"224.9,1027.1 93.1,1643.4 107.5,1872.2 838.3,1836.1 1538.8,1815.7 1519.1,1497.7 1402.4,1193.3 1308.2,947.4 1170.5,597.0 1041.4,244.1 922.3,1.0 802.2,1.0 160.0,34.0 176.3,342.2 189.3,641.2 200.0,653.8 191.0,1011.7 35.0,1069.7 1.0,1082.4 1.0,1096.2 22.7,1102.2 224.9,1027.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[696.0,1458.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.6938648,43.1683774]}},{"type":"Feature","properties":{"resourceCoords":[160.0,34.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.6951076,43.1711759]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lockport, New-York | 1892 | sanborn06045_002 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.54"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T01:01:57Z","modified":"2026-10-20T01:01:57Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"66.0,1849.4 119.5,1456.4 112.2,1458.8 124.5,1226.3 105.9,1226.5 112.5,626.7 116.3,626.8 83.7,10.3 843.1,16.1 1505.8,20.9 1507.6,331.4 1506.4,632.3 1516.5,645.4 1490.5,1004.6 1331.0,1055.5 1294.6,1080.1 1285.1,1096.0 1317.2,1087.5 1523.9,1021.7 1362.1,1634.6 1365.7,1865.2 570.4,1845.5 378.2,1847.0 181.7,1848.5 181.6,1867.8 180.6,1867.8 180.7,1848.5 89.9,1849.2 66.0,1849.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1365.0,1836.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.69547639418074,43.1676867816668]}},{"type":"Feature","properties":{"resourceCoords":[840.0,45.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.6968623922237,43.171128893420146]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lockport, New-York | 1892 | sanborn06045_002 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.73"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T01:01:57Z","modified":"2026-10-20T01:01:57Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1316.1,8.1 1507.9,8.8 1542.8,629.9 1539.1,629.8 1534.5,1234.2 1553.2,1234.0 1541.6,1468.3 1549.0,1465.9 1496.4,1862.1 1520.5,1861.8 1612.0,1860.8 1612.0,1880.2 598.2,1875.1 56.5,1872.4 20.9,1794.7 24.0,458.1 86.4,40.7 1203.8,23.2 1204.8,7.8 1316.1,8.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[388.0,602.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.70178926838938,43.17006964938294]}},{"type":"Feature","properties":{"resourceCoords":[1304.0,602.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.69939349102151,43.17006450079331]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lockport, New-York | 1892 | sanborn06045_002 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.87"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T01:01:57Z","modified":"2026-10-20T01:01:57Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"53.3,1651.0 46.7,846.1 20.8,102.1 285.6,100.9 1586.2,51.6 1586.4,126.9 1577.2,134.6 1554.2,1840.2 334.0,1886.8 83.3,1823.9 85.5,1912.0 63.9,1912.0 61.2,1845.2 53.3,1651.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[316.0,67.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.69346840323475,43.167071430785406]}},{"type":"Feature","properties":{"resourceCoords":[316.0,1353.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.69681689259994,43.16715048268471]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lockport, New-York | 1892 | sanborn06045_002 p9","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T01:01:57Z","modified":"2026-10-20T01:01:57Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"110.0,1676.2 93.4,355.5 99.0,86.7 822.7,94.3 1602.2,102.4 1602.3,131.0 1564.5,133.7 1540.6,1848.7 971.0,1802.2 546.2,1855.7 127.9,1793.8 33.7,1674.5 110.0,1676.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804lm:g3804lm_g060451892:06045_1892-0009/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[491.0,360.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.6925336,43.1671174]}},{"type":"Feature","properties":{"resourceCoords":[1261.0,1697.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.6905813,43.1646039]}}]}}]}