{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn03551_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Thomaston, Maine | 1904 | mapsnap generated fit (2026-09-23)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-23"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"7"},{"label":"placed","value":"4"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef 2, georef-snap 1, snap:0 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 6 panels"},{"label":"unplaced pages","value":"p2__2 (tier 1, 44.04914,-68.82083 +/-115m); p3__1 (tier 1, 44.07788,-69.19067 +/-188m); p3__2 (tier 1, 44.10276,-69.11085 +/-212m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734tm:g3734tm_g035511904:03551_1904-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Thomaston, Maine | 1904 | sanborn03551_004 p1","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T16:37:02Z","modified":"2026-09-23T16:37:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734tm:g3734tm_g035511904:03551_1904-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734tm:g3734tm_g035511904:03551_1904-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,854.8 220.0,844.0 185.9,147.3 -0.0,156.4 -0.0,-0.0 1613.0,0.0 1613.0,1913.0 -0.0,1913.0 -0.0,854.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734tm:g3734tm_g035511904:03551_1904-0001/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.1854587572904,44.079479291252674]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.1812816066394,44.0802117242273]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.1800809117485,44.076627653515224]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.18425806239951,44.0758952205406]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734tm:g3734tm_g035511904:03551_1904-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Thomaston, Maine | 1904 | sanborn03551_004 p2 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3596.8"},{"label":"split_canvas_h","value":"2814.8"}],"created":"2026-09-23T16:37:02Z","modified":"2026-09-23T16:37:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734tm:g3734tm_g035511904:03551_1904-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734tm:g3734tm_g035511904:03551_1904-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"899.2,0.0 -0.0,-0.0 -0.0,703.7 581.9,703.3 899.2,703.1 899.2,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734tm:g3734tm_g035511904:03551_1904-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.18716133056739,44.07880224153915]}},{"type":"Feature","properties":{"resourceCoords":[899.2,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.18488474517417,44.07928763988458]}},{"type":"Feature","properties":{"resourceCoords":[899.2,703.7],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.18435933372312,44.07799788067475]}},{"type":"Feature","properties":{"resourceCoords":[0.0,703.7],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.18663591911634,44.07751248232932]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734tm:g3734tm_g035511904:03551_1904-0002__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Thomaston, Maine | 1904 | sanborn03551_004 p2 [3]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2813.2"},{"label":"split_canvas_w","value":"2327.6"},{"label":"split_canvas_h","value":"4838.8"}],"created":"2026-09-23T16:37:02Z","modified":"2026-09-23T16:37:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734tm:g3734tm_g035511904:03551_1904-0002__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734tm:g3734tm_g035511904:03551_1904-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"581.9,1836.2 581.9,703.3 0.0,703.7 0.0,1913.0 457.0,1913.0 581.9,1836.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734tm:g3734tm_g035511904:03551_1904-0002__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[184.0,1135.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.184714,44.0738285]}},{"type":"Feature","properties":{"resourceCoords":[278.9,1467.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.1855342,44.07387]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734tm:g3734tm_g035511904:03551_1904-0002__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Thomaston, Maine | 1904 | sanborn03551_004 p2 [4]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"2327.6"},{"label":"split_canvas_y","value":"2812.4"},{"label":"split_canvas_w","value":"4124.4"},{"label":"split_canvas_h","value":"4839.6"}],"created":"2026-09-23T16:37:02Z","modified":"2026-09-23T16:37:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734tm:g3734tm_g035511904:03551_1904-0002__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734tm:g3734tm_g035511904:03551_1904-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 1613.0,835.5 1245.8,828.6 899.1,821.0 899.2,703.1 581.9,703.3 581.9,1913.0 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734tm:g3734tm_g035511904:03551_1904-0002__4/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[581.9,703.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.18943749899752,44.07421033246101]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,703.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.18688979561556,44.07458553730931]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.18627706302543,44.07244088116556]}},{"type":"Feature","properties":{"resourceCoords":[581.9,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.1888247664074,44.07206567631726]}},{"type":"Feature","properties":{"resourceCoords":[1024.5,1683.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.1878476,44.0726344]}}]}}]}