{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn01892_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Girard, Illinois | 1886 | 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":"4"},{"label":"placed","value":"1"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 3 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 39.44588,-89.77668 +/-253m); p1__2 (tier 4, 39.44588,-89.78019 +/-100m); p1__3 (tier 4, 39.44588,-89.78019 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104gm:g018921886:01892_1886-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Girard, Illinois | 1886 | sanborn01892_001 p2","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.89"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T19:28:15Z","modified":"2026-10-18T19:28:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104gm:g018921886:01892_1886-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104gm:g018921886:01892_1886-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1522.9,42.9 1609.9,237.1 1556.5,1001.9 1611.7,1374.1 1591.3,1856.9 97.5,1869.5 46.0,1824.3 73.8,48.6 1522.9,42.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104gm:g018921886:01892_1886-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[634.0,1206.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.7805927,39.445423]}},{"type":"Feature","properties":{"resourceCoords":[1215.0,161.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.779255,39.447332]}}]}}]}