{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn02711_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Lamoni, Iowa | 1932 | mapsnap generated fit (2026-10-22)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-22"},{"label":"run","value":"corpus-v2.1"},{"label":"pages","value":"8"},{"label":"placed","value":"3"},{"label":"unplaced","value":"5"},{"label":"fit sources","value":"georef 3"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 8 panels"},{"label":"unplaced pages","value":"p1__2 (tier 4, 40.62415,-93.93319 +/-165m); p2__3 (tier 2, 40.62369,-93.93319 +/-100m); p2__4 (tier 2, 40.62369,-93.93319 +/-100m); p2__5 (tier 1, 40.62357,-93.93866 +/-100m); p2__6 (tier 2, 40.62369,-93.93319 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154lm:g027111932:02711_1932-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lamoni, Iowa | 1932 | sanborn02711_002 p1 [1]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"18"},{"label":"confidence","value":"0.89"},{"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":"2026-10-22T12:56:36Z","modified":"2026-10-22T12:56:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154lm:g027111932:02711_1932-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154lm:g027111932:02711_1932-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1573.1,1626.8 1468.5,1627.5 1469.6,1537.6 1462.6,823.3 1468.3,282.9 1482.4,282.8 1425.4,28.1 131.9,52.9 59.5,155.1 126.8,657.4 61.9,847.0 135.4,1043.4 189.1,1060.0 234.9,1060.0 240.0,1060.0 240.0,1060.0 252.0,1079.4 260.1,1290.6 240.0,1309.2 240.0,1309.8 239.4,1309.8 71.3,1466.1 79.9,1859.3 1536.6,1854.3 1594.6,1774.0 1573.1,1626.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154lm:g027111932:02711_1932-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[547.0,1381.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.9355461,40.622664]}},{"type":"Feature","properties":{"resourceCoords":[1002.0,826.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.9344311,40.623689]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154lm:g027111932:02711_1932-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lamoni, Iowa | 1932 | sanborn02711_002 p2 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"16"},{"label":"confidence","value":"0.88"},{"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":"2026-10-22T12:56:36Z","modified":"2026-10-22T12:56:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154lm:g027111932:02711_1932-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154lm:g027111932:02711_1932-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"241.8,1609.0 241.0,1603.4 457.7,1604.2 458.3,1609.0 464.6,1609.0 465.1,1658.9 492.8,1864.4 1048.8,1881.0 1086.5,1484.0 1090.7,1482.2 1090.7,1477.2 1102.7,1477.3 1260.2,1412.4 1268.5,1138.0 1218.3,1051.1 1269.0,1022.4 1256.3,574.6 1314.2,538.7 1334.3,364.2 1334.0,345.0 1336.5,345.0 1336.7,343.8 1575.2,308.6 1568.8,91.9 348.4,29.2 343.2,1.0 199.6,1.0 204.0,21.4 107.2,22.6 161.8,275.6 147.9,275.6 138.2,811.5 139.9,1519.8 138.1,1609.0 172.8,1609.0 241.8,1609.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154lm:g027111932:02711_1932-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1102.0,819.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.9309354,40.6236841]}},{"type":"Feature","properties":{"resourceCoords":[1102.0,1370.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.93093,40.622655]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154lm:g027111932:02711_1932-0002__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lamoni, Iowa | 1932 | sanborn02711_002 p2 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.71"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"5336.0"},{"label":"split_canvas_y","value":"1380.0"},{"label":"split_canvas_w","value":"1116.0"},{"label":"split_canvas_h","value":"830.8"}],"created":"2026-10-22T12:56:36Z","modified":"2026-10-22T12:56:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154lm:g027111932:02711_1932-0002__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154lm:g027111932:02711_1932-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1346.8,360.5 1386.3,551.7 1387.9,551.7 1517.8,549.9 1570.8,549.2 1598.5,543.2 1599.5,383.9 1513.0,354.3 1346.8,360.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154lm:g027111932:02711_1932-0002__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[1334.0,345.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.93334460438797,40.62576219388102]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,345.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.93265848032895,40.62576563340555]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,552.7],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.93265511387037,40.62537878715699]}},{"type":"Feature","properties":{"resourceCoords":[1334.0,552.7],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.93334123792938,40.62537534763246]}},{"type":"Feature","properties":{"resourceCoords":[1369.9,369.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.933256,40.625718]}},{"type":"Feature","properties":{"resourceCoords":[1369.9,369.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.933256,40.625718]}}]}}]}