{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn04732_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"La Plata, Missouri | 1900 | mapsnap generated fit (2026-09-22)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-22"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"6"},{"label":"placed","value":"5"},{"label":"unplaced","value":"1"},{"label":"fit sources","value":"georef 4, georef-snap 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 5 panels"},{"label":"unplaced pages","value":"p1__2 (tier 1, 40.02845,-92.48743 +/-105m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164lm:g4164lm_g047321900:04732_1900-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"La Plata, Missouri | 1900 | sanborn04732_002 p1 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"},{"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":"2026-09-22T07:17:43Z","modified":"2026-09-22T07:17:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164lm:g4164lm_g047321900:04732_1900-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164lm:g4164lm_g047321900:04732_1900-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"430.2,1913.0 1390.9,1913.0 1384.7,1499.2 1613.0,1495.8 1613.0,815.4 1034.1,817.7 1030.8,0.0 -0.0,-0.0 -0.0,1852.9 429.2,1844.4 430.2,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164lm:g4164lm_g047321900:04732_1900-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[949.0,395.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.4884602,40.0282275]}},{"type":"Feature","properties":{"resourceCoords":[949.0,1843.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.4885706,40.0255346]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164lm:g4164lm_g047321900:04732_1900-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"La Plata, Missouri | 1900 | sanborn04732_002 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T07:17:43Z","modified":"2026-09-22T07:17:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164lm:g4164lm_g047321900:04732_1900-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164lm:g4164lm_g047321900:04732_1900-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1413.0,1842.8 322.0,1846.6 -0.0,1849.4 -0.0,0.0 1208.4,0.0 1207.8,61.7 1301.9,62.3 1613.0,57.7 1613.0,1210.2 1575.5,1210.4 1581.5,1771.5 1412.8,1772.9 1413.0,1842.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164lm:g4164lm_g047321900:04732_1900-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.49381726952758,40.02573734529572]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.48987577071152,40.025671507906786]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.48997702129843,40.02206657110852]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.49391852011449,40.02213240849745]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164lm:g4164lm_g047321900:04732_1900-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"La Plata, Missouri | 1900 | sanborn04732_002 p3 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"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":"2026-09-22T07:17:43Z","modified":"2026-09-22T07:17:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164lm:g4164lm_g047321900:04732_1900-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164lm:g4164lm_g047321900:04732_1900-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"868.0,1913.0 1151.0,1913.0 1286.5,1913.0 1284.6,1270.8 1081.4,1257.2 936.1,984.6 934.9,652.7 1613.0,653.9 1613.0,71.3 1556.0,71.1 1555.8,0.0 1388.2,0.0 1387.7,69.8 -0.0,64.2 -0.0,1913.0 868.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164lm:g4164lm_g047321900:04732_1900-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[891.0,1235.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.4917213,40.0200182]}},{"type":"Feature","properties":{"resourceCoords":[891.0,67.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.4916836,40.0222245]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164lm:g4164lm_g047321900:04732_1900-0003__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"La Plata, Missouri | 1900 | sanborn04732_002 p3 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"3739.6"},{"label":"split_canvas_y","value":"2610.8"},{"label":"split_canvas_w","value":"2712.4"},{"label":"split_canvas_h","value":"2546.4"}],"created":"2026-09-22T07:17:43Z","modified":"2026-09-22T07:17:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164lm:g4164lm_g047321900:04732_1900-0003__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164lm:g4164lm_g047321900:04732_1900-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,749.4 1573.8,749.4 1573.7,714.3 979.2,720.5 979.5,774.3 935.4,774.6 936.1,984.6 1081.4,1257.2 1284.6,1270.8 1613.0,1289.3 1613.0,749.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164lm:g4164lm_g047321900:04732_1900-0003__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1576.0,1245.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.4886464,40.0233742]}},{"type":"Feature","properties":{"resourceCoords":[981.9,1245.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.4886794,40.0221832]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164lm:g4164lm_g047321900:04732_1900-0003__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"La Plata, Missouri | 1900 | sanborn04732_002 p3 [3]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"5138.4"},{"label":"split_canvas_y","value":"5083.2"},{"label":"split_canvas_w","value":"1313.6"},{"label":"split_canvas_h","value":"2568.8"}],"created":"2026-09-22T07:17:43Z","modified":"2026-09-22T07:17:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164lm:g4164lm_g047321900:04732_1900-0003__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164lm:g4164lm_g047321900:04732_1900-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1289.3 1284.6,1270.8 1286.5,1913.0 1613.0,1913.0 1613.0,1289.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164lm:g4164lm_g047321900:04732_1900-0003__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[1284.6,1270.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.48748946247183,40.026148363587154]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1270.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.48667539482221,40.02613811015713]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.4867014867399,40.02491615908016]}},{"type":"Feature","properties":{"resourceCoords":[1284.6,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.48751555438952,40.02492641251019]}},{"type":"Feature","properties":{"resourceCoords":[1423.3,1607.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.4871592,40.0255036]}}]}}]}