{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn01033_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Littleton, Colorado | 1914 | 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":"10"},{"label":"placed","value":"5"},{"label":"unplaced","value":"5"},{"label":"fit sources","value":"georef 4, georef-snap 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"4 sheet(s) cut into 9 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 39.58540,-104.98566 +/-188m); p1__2 (tier 1, 39.60952,-105.01612 +/-187m); p2__2 (tier 2, 39.61457,-105.01678 +/-402m); p3__1 (tier 1, 39.61374,-104.97931 +/-100m); p3__3 (tier 1, 39.61314,-105.01295 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010331914:01033_1914-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Littleton, Colorado | 1914 | sanborn01033_004 p2 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3941.6"},{"label":"split_canvas_w","value":"3898.8"},{"label":"split_canvas_h","value":"3710.4"}],"created":"2026-09-23T10:32:40Z","modified":"2026-09-23T10:32:40Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010331914:01033_1914-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010331914:01033_1914-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"45.1,1870.2 -0.0,1870.8 -0.0,1913.0 974.7,1913.0 974.5,1808.5 972.7,1073.6 943.4,1073.7 943.1,993.4 44.1,985.8 45.1,1870.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010331914:01033_1914-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[497.9,1865.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0173221,39.6102908]}},{"type":"Feature","properties":{"resourceCoords":[941.7,1865.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0162292,39.6102831]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010331914:01033_1914-0003__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Littleton, Colorado | 1914 | sanborn01033_004 p3 [2]","metadata":[{"label":"streets","value":"3"},{"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":"2026-09-23T10:32:40Z","modified":"2026-09-23T10:32:40Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010331914:01033_1914-0003__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010331914:01033_1914-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1121.1,997.3 1613.0,999.1 1613.0,0.0 1453.3,0.0 1334.6,0.0 620.4,0.0 622.1,668.9 417.4,670.2 419.6,1119.9 0.0,1120.7 -0.0,1821.0 1117.1,1788.0 1121.1,997.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010331914:01033_1914-0003__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1566.0,172.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0172757,39.6168415]}},{"type":"Feature","properties":{"resourceCoords":[1566.0,1846.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0172985,39.6137116]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010331914:01033_1914-0004__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Littleton, Colorado | 1914 | sanborn01033_004 p4 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"4192.4"},{"label":"split_canvas_w","value":"2035.6"},{"label":"split_canvas_h","value":"3459.6"}],"created":"2026-09-23T10:32:40Z","modified":"2026-09-23T10:32:40Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010331914:01033_1914-0004__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010331914:01033_1914-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,1105.3 0.0,1913.0 497.1,1913.0 507.8,1129.3 0.0,1105.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010331914:01033_1914-0004__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,1048.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.02006711460537,39.61039313449398]}},{"type":"Feature","properties":{"resourceCoords":[508.9,1048.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.01882697403686,39.61044054895017]}},{"type":"Feature","properties":{"resourceCoords":[508.9,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.01872234800959,39.60881747389304]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.0199624885781,39.60877005943685]}},{"type":"Feature","properties":{"resourceCoords":[102.0,1110.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0198111,39.6102863]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010331914:01033_1914-0004__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Littleton, Colorado | 1914 | sanborn01033_004 p4 [2]","metadata":[{"label":"streets","value":"3"},{"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":"2026-09-23T10:32:40Z","modified":"2026-09-23T10:32:40Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010331914:01033_1914-0004__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010331914:01033_1914-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"830.3,1913.0 828.9,1857.8 1335.9,1868.8 1337.0,1913.0 1444.3,1913.0 1445.7,1871.2 1491.0,1872.1 1554.1,56.4 1556.0,0.0 1362.0,0.0 649.1,0.0 0.0,0.0 0.0,1049.3 508.9,1048.1 497.1,1913.0 830.3,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010331914:01033_1914-0004__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[930.0,1860.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0198111,39.6102863]}},{"type":"Feature","properties":{"resourceCoords":[930.0,40.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.019918,39.613721]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010331914:01033_1914-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Littleton, Colorado | 1914 | sanborn01033_004 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T10:32:40Z","modified":"2026-09-23T10:32:40Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010331914:01033_1914-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010331914:01033_1914-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"42.6,1820.8 51.0,11.3 1613.0,0.0 1613.0,1913.0 974.1,1913.0 974.0,1822.2 42.6,1820.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314lm:g010331914:01033_1914-0005/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.0184880564751,39.615324575839956]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.01465458978545,39.61530210963622]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.01468893461136,39.61177498121095]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.01852240130101,39.61179744741469]}}]}}]}