{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn03557_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Waterville, Maine | 1884 | 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":"12"},{"label":"placed","value":"5"},{"label":"unplaced","value":"7"},{"label":"fit sources","value":"georef 6"},{"label":"key map","value":"none"},{"label":"split sheets","value":"3 sheet(s) cut into 11 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 44.22955,-69.78213 +/-223m); p1__2 (tier 1, 44.54678,-69.62621 +/-121m); p1__3 (tier 1, 44.54641,-69.63496 +/-152m); p4__1 (tier 4, 44.55481,-69.68016 +/-19438m); p4__2 (tier 1, 44.40954,-70.02578 +/-199m); p4__4 (tier 4, 44.55481,-69.68016 +/-19438m)"},{"label":"withheld","value":"p4__3 (23.2 km from the catalogue location)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734wm:g3734wm_g035571884:03557_1884-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Waterville, Maine | 1884 | sanborn03557_001 p2","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"7"}],"created":"2026-09-23T16:38:42Z","modified":"2026-09-23T16:38:42Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734wm:g3734wm_g035571884:03557_1884-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734wm:g3734wm_g035571884:03557_1884-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 -0.0,-0.0 201.5,0.0 301.5,194.5 486.4,119.8 1242.3,0.0 1613.0,0.0 1613.0,1913.0 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734wm:g3734wm_g035571884:03557_1884-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[862.0,1075.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.6296225,44.5488256]}},{"type":"Feature","properties":{"resourceCoords":[541.0,121.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.6303143,44.5505841]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734wm:g3734wm_g035571884:03557_1884-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Waterville, Maine | 1884 | sanborn03557_001 p3 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"1793.2"},{"label":"split_canvas_h","value":"2363.2"}],"created":"2026-09-23T16:38:42Z","modified":"2026-09-23T16:38:42Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734wm:g3734wm_g035571884:03557_1884-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734wm:g3734wm_g035571884:03557_1884-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 -0.0,590.8 364.7,475.3 448.3,0.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734wm:g3734wm_g035571884:03557_1884-0003__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":[-69.63154096187577,44.554729782045136]}},{"type":"Feature","properties":{"resourceCoords":[448.3,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.63040637819668,44.554617184015335]}},{"type":"Feature","properties":{"resourceCoords":[448.3,590.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.6306142286306,44.55354754971366]}},{"type":"Feature","properties":{"resourceCoords":[0.0,590.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.6317488123097,44.553660147743464]}},{"type":"Feature","properties":{"resourceCoords":[235.2,987.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.6312932,44.552882]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734wm:g3734wm_g035571884:03557_1884-0003__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Waterville, Maine | 1884 | sanborn03557_001 p3 [2]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"11"},{"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":"2026-09-23T16:38:42Z","modified":"2026-09-23T16:38:42Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734wm:g3734wm_g035571884:03557_1884-0003__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734wm:g3734wm_g035571884:03557_1884-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,336.3 1507.6,335.8 1402.7,877.5 1115.6,870.3 1014.3,331.8 988.6,331.6 999.4,252.7 961.3,0.0 448.3,0.0 344.4,590.6 0.0,590.8 -0.0,1533.6 20.0,1464.2 211.0,1519.3 252.7,1731.0 448.4,1710.7 1613.0,1913.0 1613.0,336.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734wm:g3734wm_g035571884:03557_1884-0003__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1512.0,622.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.628426,44.5529877]}},{"type":"Feature","properties":{"resourceCoords":[1192.0,1825.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.6285208,44.5506989]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734wm:g3734wm_g035571884:03557_1884-0003__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Waterville, Maine | 1884 | sanborn03557_001 p3 [3]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"3845.2"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2606.8"},{"label":"split_canvas_h","value":"1345.2"}],"created":"2026-09-23T16:38:42Z","modified":"2026-09-23T16:38:42Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734wm:g3734wm_g035571884:03557_1884-0003__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734wm:g3734wm_g035571884:03557_1884-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,149.7 1468.6,-0.0 1027.1,0.0 961.3,-0.0 999.4,252.7 988.6,331.6 1014.3,331.8 1507.6,335.8 1613.0,336.3 1613.0,149.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734wm:g3734wm_g035571884:03557_1884-0003__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[961.3,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.63305880231758,44.552002640867826]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.63162735521783,44.55139201524156]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,336.3],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.6320676843155,44.550864838419855]}},{"type":"Feature","properties":{"resourceCoords":[961.3,336.3],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.63349913141525,44.55147546404612]}},{"type":"Feature","properties":{"resourceCoords":[1386.1,264.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.6324717,44.5511904]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734wm:g3734wm_g035571884:03557_1884-0003__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Waterville, Maine | 1884 | sanborn03557_001 p3 [4]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"4057.2"},{"label":"split_canvas_y","value":"1327.2"},{"label":"split_canvas_w","value":"1973.2"},{"label":"split_canvas_h","value":"2182.8"}],"created":"2026-09-23T16:38:42Z","modified":"2026-09-23T16:38:42Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734wm:g3734wm_g035571884:03557_1884-0003__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734wm:g3734wm_g035571884:03557_1884-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1014.3,331.8 1115.6,870.3 1402.7,877.5 1507.6,335.8 1014.3,331.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734wm:g3734wm_g035571884:03557_1884-0003__4/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[1014.3,331.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.63374495802144,44.55088973026125]}},{"type":"Feature","properties":{"resourceCoords":[1507.6,331.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.63260746751506,44.55049732433868]}},{"type":"Feature","properties":{"resourceCoords":[1507.6,877.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.63321436023027,44.5495988559591]}},{"type":"Feature","properties":{"resourceCoords":[1014.3,877.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.63435185073665,44.549991261881665]}},{"type":"Feature","properties":{"resourceCoords":[1378.8,669.6],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.6332802,44.5500436]}}]}}]}