{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn02641_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Earlville, Iowa | 1908 | mapsnap generated fit (2026-10-17)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-17"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"1"},{"label":"placed","value":"1"},{"label":"unplaced","value":"0"},{"label":"fit sources","value":"georef-snap 1"},{"label":"key map","value":"none"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154em:g026411908:02641_1908-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Earlville, Iowa | 1908 | sanborn02641_001 p1","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.74"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T22:36:39Z","modified":"2026-10-17T22:36:39Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154em:g026411908:02641_1908-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154em:g026411908:02641_1908-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1569.8,1862.6 34.3,1847.1 72.9,98.6 352.6,19.2 1542.5,69.7 1612.0,764.7 1612.0,776.5 1569.8,1862.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154em:g026411908:02641_1908-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[301.0,798.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.27361646167985,42.48187361997861]}},{"type":"Feature","properties":{"resourceCoords":[786.0,798.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.27240904843546,42.48187833851498]}}]}}]}