{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn01960_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Lacon, Illinois | 1893 | mapsnap generated fit (2026-10-19)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-19"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"6"},{"label":"placed","value":"6"},{"label":"unplaced","value":"0"},{"label":"fit sources","value":"georef 6"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 2 panels"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104lm:g019601893:01960_1893-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lacon, Illinois | 1893 | sanborn01960_002 p1","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.75"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T18:16:38Z","modified":"2026-10-19T18:16:38Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104lm:g019601893:01960_1893-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104lm:g019601893:01960_1893-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1051.6,1834.7 580.5,1840.7 101.8,1820.1 97.2,1495.8 126.8,1163.4 37.7,781.5 57.0,37.0 520.5,100.7 725.7,32.3 1158.2,36.0 1310.9,91.1 1484.2,49.4 1564.1,281.5 1503.0,579.1 1550.3,650.8 1572.7,1774.2 1538.1,1775.5 1538.8,1826.8 1051.5,1844.2 1051.6,1834.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104lm:g019601893:01960_1893-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1535.0,1533.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.4071856,41.0225206]}},{"type":"Feature","properties":{"resourceCoords":[98.0,938.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.4051444,41.0250375]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104lm:g019601893:01960_1893-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lacon, Illinois | 1893 | sanborn01960_002 p2","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"15"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T18:16:38Z","modified":"2026-10-19T18:16:38Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104lm:g019601893:01960_1893-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104lm:g019601893:01960_1893-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"99.4,1337.0 105.9,840.1 94.9,345.4 97.1,41.1 286.7,19.2 1015.9,18.0 1332.0,88.2 1482.3,50.0 1554.5,83.5 1586.0,287.0 1591.0,799.8 1612.0,832.5 1576.2,833.0 1553.4,1328.0 1553.9,1328.0 1558.2,1815.4 1254.9,1813.9 634.3,1831.7 114.6,1825.2 99.4,1337.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104lm:g019601893:01960_1893-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[627.0,1335.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.4098039,41.0246476]}},{"type":"Feature","properties":{"resourceCoords":[627.0,339.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.4094335,41.0264527]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104lm:g019601893:01960_1893-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lacon, Illinois | 1893 | sanborn01960_002 p3","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.86"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T18:16:38Z","modified":"2026-10-19T18:16:38Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104lm:g019601893:01960_1893-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104lm:g019601893:01960_1893-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"906.8,1810.8 395.4,1845.8 393.4,1843.2 70.4,1853.1 76.7,60.3 141.8,102.5 198.4,35.4 1065.3,13.2 1439.0,99.3 1475.6,42.4 1470.4,344.2 1476.5,835.1 1465.0,1328.0 1475.2,1812.5 960.8,1812.8 906.8,1810.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104lm:g019601893:01960_1893-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[955.0,832.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.412135,41.0258344]}},{"type":"Feature","properties":{"resourceCoords":[1465.0,1328.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.4110722,41.0247921]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104lm:g019601893:01960_1893-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lacon, Illinois | 1893 | sanborn01960_002 p4","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T18:16:38Z","modified":"2026-10-19T18:16:38Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104lm:g019601893:01960_1893-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104lm:g019601893:01960_1893-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"106.0,1527.0 108.9,1042.8 106.8,554.0 106.6,48.5 628.0,58.0 1250.7,43.9 1545.1,47.1 1558.7,552.9 1612.0,552.6 1612.0,588.6 1587.2,588.9 1596.5,1654.3 1547.7,1878.0 106.9,1876.8 106.0,1527.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104lm:g019601893:01960_1893-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[628.0,58.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.409971,41.0237455]}},{"type":"Feature","properties":{"resourceCoords":[106.0,1527.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.4117456,41.0212297]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104lm:g019601893:01960_1893-0005__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lacon, Illinois | 1893 | sanborn01960_002 p5 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"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":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T18:16:38Z","modified":"2026-10-19T18:16:38Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104lm:g019601893:01960_1893-0005__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104lm:g019601893:01960_1893-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1478.8,1882.8 1477.2,1538.4 1479.2,1061.8 1476.2,580.6 1475.0,83.0 962.9,86.3 909.1,84.5 400.3,122.5 434.6,165.9 395.8,1126.8 88.4,1231.9 57.6,1368.8 50.6,1663.7 114.6,1698.1 121.5,1792.5 340.6,1833.0 400.9,1794.5 539.3,1883.8 1478.8,1882.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104lm:g019601893:01960_1893-0005__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[966.0,1049.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.4128104,41.0222699]}},{"type":"Feature","properties":{"resourceCoords":[1475.0,83.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.4112172,41.0239029]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104lm:g019601893:01960_1893-0005__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lacon, Illinois | 1893 | sanborn01960_002 p5 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.81"},{"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":"1523.6"},{"label":"split_canvas_h","value":"4534.4"}],"created":"2026-10-19T18:16:38Z","modified":"2026-10-19T18:16:38Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104lm:g019601893:01960_1893-0005__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104lm:g019601893:01960_1893-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"90.2,660.2 47.6,973.8 101.0,1039.2 331.4,1013.3 359.0,950.8 350.6,132.3 234.8,90.5 119.0,99.8 52.6,197.2 90.2,660.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104lm:g019601893:01960_1893-0005__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[67.0,564.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.4062749,41.0269995]}},{"type":"Feature","properties":{"resourceCoords":[67.0,76.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.4061025,41.0279005]}}]}}]}