{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn02756_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Morning Sun, Iowa | 1909 | mapsnap generated fit (2026-10-18)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-18"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"8"},{"label":"placed","value":"2"},{"label":"unplaced","value":"6"},{"label":"fit sources","value":"georef 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 8 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 41.09597,-91.24581 +/-100m); p1__3 (tier 4, 41.09562,-91.25432 +/-104m); p1__4 (tier 4, 41.09562,-91.25432 +/-104m); p1__5 (tier 4, 41.09562,-91.25432 +/-104m); p1__6 (tier 4, 41.09562,-91.25432 +/-104m); p2__2 (tier 1, 41.09578,-91.24366 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154mm:g027561909:02756_1909-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Morning Sun, Iowa | 1909 | sanborn02756_003 p1 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.16"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"1430.8"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"5021.2"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-18T18:59:34Z","modified":"2026-10-18T18:59:34Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154mm:g027561909:02756_1909-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154mm:g027561909:02756_1909-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1612.0,1043.8 1612.0,279.7 1585.6,281.0 1448.0,35.5 414.8,53.5 391.4,714.2 497.6,821.1 724.0,821.5 737.5,821.5 737.5,822.0 742.5,832.5 824.5,1866.5 1548.8,1826.1 1612.0,1835.7 1612.0,1634.8 1536.8,1635.8 1612.0,1043.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154mm:g027561909:02756_1909-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1515.0,1636.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.255434,41.095889]}},{"type":"Feature","properties":{"resourceCoords":[1515.0,128.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.252901,41.095895]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154mm:g027561909:02756_1909-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Morning Sun, Iowa | 1909 | sanborn02756_003 p2 [1]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"17"},{"label":"confidence","value":"0.10"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"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":"2026-10-18T18:59:34Z","modified":"2026-10-18T18:59:34Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154mm:g027561909:02756_1909-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154mm:g027561909:02756_1909-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"71.2,1668.5 94.9,1858.8 999.6,1884.3 1076.3,1670.3 943.9,1600.3 938.4,1597.5 938.4,1597.4 934.2,1595.2 934.9,1175.2 933.2,1175.1 868.8,1175.7 874.2,1172.4 873.1,1172.3 1234.9,944.5 1559.2,915.8 1539.3,68.1 141.9,31.2 64.8,71.2 78.6,356.3 1.0,369.8 1.0,1097.6 2.1,1106.7 1.0,1408.5 1.0,1678.0 71.2,1668.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154mm:g027561909:02756_1909-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[282.0,1640.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.255426,41.095484]}},{"type":"Feature","properties":{"resourceCoords":[780.0,136.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.252902,41.09459]}}]}}]}