{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn02667_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Glenwood, Iowa | 1886 | mapsnap generated fit (2026-09-20)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-20"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"4"},{"label":"placed","value":"2"},{"label":"unplaced","value":"2"},{"label":"fit sources","value":"georef 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 3 panels"},{"label":"unplaced pages","value":"p2__1 (tier 2, 41.04849,-95.74280 +/-100m); p2__2 (tier 1, 41.04318,-95.74096 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154gm:g026671886:02667_1886-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Glenwood, Iowa | 1886 | sanborn02667_001 p1","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"11"}],"created":"2026-09-20T23:19:54Z","modified":"2026-09-20T23:19:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154gm:g026671886:02667_1886-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154gm:g026671886:02667_1886-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 -0.0,1913.0 -0.0,0.0 1613.0,-0.0 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154gm:g026671886:02667_1886-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[375.0,1835.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.7448316,41.048437]}},{"type":"Feature","properties":{"resourceCoords":[1529.0,59.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.7403332,41.0463853]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154gm:g026671886:02667_1886-0002__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Glenwood, Iowa | 1886 | sanborn02667_001 p2 [3]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"2729.2"},{"label":"split_canvas_y","value":"5030.4"},{"label":"split_canvas_w","value":"3722.8"},{"label":"split_canvas_h","value":"2621.6"}],"created":"2026-09-20T23:19:54Z","modified":"2026-09-20T23:19:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154gm:g026671886:02667_1886-0002__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154gm:g026671886:02667_1886-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"918.0,1913.0 1200.0,1913.0 1613.0,1913.0 1613.0,1257.6 1301.9,1259.7 684.0,1264.6 682.3,1913.0 918.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154gm:g026671886:02667_1886-0002__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1275.1,1297.6],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.7461618,41.0451375]}},{"type":"Feature","properties":{"resourceCoords":[712.3,1297.6],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.7462223,41.0462251]}}]}}]}