{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn02676_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Guthrie Center, Iowa | 1909 | 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":"2"},{"label":"unplaced","value":"4"},{"label":"fit sources","value":"georef 1, 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 4, 41.67759,-94.50445 +/-100m); p1__3 (tier 1, 41.58271,-94.40485 +/-100m); p3__1 (tier 2, 41.67637,-94.50357 +/-100m); p3__2 (tier 1, 41.67867,-94.50072 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154gm:g026761909:02676_1909-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Guthrie Center, Iowa | 1909 | sanborn02676_002 p1 [1]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"15"},{"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":"2026-09-22T06:14:07Z","modified":"2026-09-22T06:14:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154gm:g026761909:02676_1909-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154gm:g026761909:02676_1909-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,1599.9 708.0,1599.6 708.0,1913.0 1136.1,1913.0 1137.8,1593.8 664.6,1575.1 664.9,1066.7 1113.6,1063.2 1107.8,558.1 665.5,557.8 666.8,15.0 -0.0,0.0 0.0,1599.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154gm:g026761909:02676_1909-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[222.0,1578.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-94.506833,41.6763]}},{"type":"Feature","properties":{"resourceCoords":[667.0,53.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-94.5057053,41.679143]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154gm:g026761909:02676_1909-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Guthrie Center, Iowa | 1909 | sanborn02676_002 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T06:14:07Z","modified":"2026-09-22T06:14:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154gm:g026761909:02676_1909-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154gm:g026761909:02676_1909-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1574.9,1849.5 1061.7,1849.2 1058.2,1393.1 548.4,1398.8 548.0,1848.4 -0.0,1847.0 0.0,0.0 1613.0,-0.0 1613.0,1387.7 1570.4,1388.2 1574.9,1849.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154gm:g026761909:02676_1909-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-94.50116513944847,41.67920046789766]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-94.50118079848237,41.67621806868212]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-94.50588333461654,41.6762320375048]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-94.50586767558265,41.67921443672034]}}]}}]}