{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn01027_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Lafayette, Colorado | 1937 | 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":"8"},{"label":"placed","value":"6"},{"label":"unplaced","value":"2"},{"label":"fit sources","value":"georef 6"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 5 panels"},{"label":"unplaced pages","value":"p4__4 (tier 4, 39.99694,-105.08820 +/-654m); p4__5 (tier 4, 39.99694,-105.08820 +/-654m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010271937:01027_1937-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lafayette, Colorado | 1937 | sanborn01027_003 p1","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"15"}],"created":"2026-09-23T10:40:19Z","modified":"2026-09-23T10:40:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010271937:01027_1937-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010271937:01027_1937-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1653.2 142.2,34.4 681.8,33.1 1613.0,849.5 1613.0,1913.0 300.5,1913.0 -0.0,1815.2 -0.0,1653.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010271937:01027_1937-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[141.0,1393.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0880648,39.9952692]}},{"type":"Feature","properties":{"resourceCoords":[411.0,849.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0867821,39.99725]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010271937:01027_1937-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lafayette, Colorado | 1937 | sanborn01027_003 p2","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"16"}],"created":"2026-09-23T10:40:19Z","modified":"2026-09-23T10:40:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010271937:01027_1937-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010271937:01027_1937-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1755.7 129.6,1760.6 128.3,146.9 1613.0,144.1 1613.0,1755.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010271937:01027_1937-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[137.0,1222.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0867737,39.9992266]}},{"type":"Feature","properties":{"resourceCoords":[1215.0,145.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.084207,39.99725]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010271937:01027_1937-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lafayette, Colorado | 1937 | sanborn01027_003 p3","metadata":[{"label":"streets","value":"17"},{"label":"intersections","value":"48"}],"created":"2026-09-23T10:40:19Z","modified":"2026-09-23T10:40:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010271937:01027_1937-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010271937:01027_1937-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,115.9 1464.6,113.4 1458.7,1441.9 1315.3,1456.3 1319.0,1623.0 1613.0,1619.5 1613.0,1913.0 1162.5,1913.0 1164.7,1694.3 684.8,1689.5 683.5,1913.0 -0.0,1913.0 -0.0,115.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010271937:01027_1937-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1191.0,927.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.089342,39.9962653]}},{"type":"Feature","properties":{"resourceCoords":[670.0,388.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.091844,39.998222]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010271937:01027_1937-0004__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lafayette, Colorado | 1937 | sanborn01027_003 p4 [1]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"7"},{"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":"2082.8"}],"created":"2026-09-23T10:40:19Z","modified":"2026-09-23T10:40:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010271937:01027_1937-0004__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010271937:01027_1937-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1483.1,205.8 1358.7,203.4 1360.0,-0.0 1001.5,-0.0 -0.0,-0.0 0.0,474.5 1481.9,472.6 1483.1,205.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010271937:01027_1937-0004__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[417.0,474.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0931276,39.9992098]}},{"type":"Feature","properties":{"resourceCoords":[1211.0,472.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0893496,39.9992357]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010271937:01027_1937-0004__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lafayette, Colorado | 1937 | sanborn01027_003 p4 [2]","metadata":[{"label":"streets","value":"13"},{"label":"intersections","value":"22"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2058.4"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"5593.6"}],"created":"2026-09-23T10:40:19Z","modified":"2026-09-23T10:40:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010271937:01027_1937-0004__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010271937:01027_1937-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"931.5,1207.8 931.0,1751.1 1275.7,1751.0 1276.6,1520.0 1613.0,1518.0 1613.0,514.6 0.0,520.7 -0.0,939.0 661.1,939.0 661.5,1209.3 931.5,1207.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010271937:01027_1937-0004__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[931.0,1751.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.084207,39.99725]}},{"type":"Feature","properties":{"resourceCoords":[392.0,1751.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0867821,39.99725]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010271937:01027_1937-0004__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lafayette, Colorado | 1937 | sanborn01027_003 p4 [3]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"5022.4"},{"label":"split_canvas_w","value":"1402.0"},{"label":"split_canvas_h","value":"2629.6"}],"created":"2026-09-23T10:40:19Z","modified":"2026-09-23T10:40:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010271937:01027_1937-0004__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010271937:01027_1937-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"67.3,1387.5 -0.0,1388.1 0.0,1913.0 350.5,1913.0 348.0,1255.6 66.7,1257.0 67.3,1387.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010271937:01027_1937-0004__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[222.3,1716.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0904932,39.9906144]}},{"type":"Feature","properties":{"resourceCoords":[222.3,1442.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.090485,39.992309]}}]}}]}