{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn05349_002.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Keene, New-Hampshire | 1892 | key map | 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"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744km:g3744km_g053491892:05349_1892-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Keene, New-Hampshire | 1892 | sanborn05349_002 p1 [1]","metadata":[{"label":"streets","value":"55"},{"label":"intersections","value":"74"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6878.4"},{"label":"split_canvas_h","value":"8074.1"}],"created":"2026-09-22T16:29:33Z","modified":"2026-09-22T16:29:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744km:g3744km_g053491892:05349_1892-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744km:g3744km_g053491892:05349_1892-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613,1913 1613,419.7 1055.2,409.4 989.2,0.0 -0.0,0.0 -0.0,1913 1613,1913\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744km:g3744km_g053491892:05349_1892-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[768.1,720.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.2724288,42.937548]}},{"type":"Feature","properties":{"resourceCoords":[634.0,752.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.2773231,42.9363478]}}]}}]}