{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn03451_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Clinton, Maine | 1911 | mapsnap generated fit (2026-10-19)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-19"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"5"},{"label":"placed","value":"2"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef-snap 1, georef-street 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 4 panels"},{"label":"unplaced pages","value":"p1__2 (tier 4, 44.63771,-69.50251 +/-155m); p3__1 (tier 1, 44.56284,-69.63551 +/-256m); p3__2 (tier 1, 44.63636,-69.50757 +/-232m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734cm:g3734cm_g034511911:03451_1911-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Clinton, Maine | 1911 | sanborn03451_003 p1 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.69"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"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":"2026-10-19T21:55:41Z","modified":"2026-10-19T21:55:41Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734cm:g3734cm_g034511911:03451_1911-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734cm:g3734cm_g034511911:03451_1911-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"674.5,1890.0 676.5,1874.9 1170.2,1854.4 1584.7,1677.9 1528.0,1407.6 1068.3,1099.0 880.4,899.4 879.5,894.0 877.7,892.7 877.8,884.1 819.4,556.0 790.3,556.0 790.3,443.7 790.3,425.3 790.3,392.4 732.0,64.0 570.4,21.6 67.8,47.2 32.0,97.9 44.6,1342.9 269.7,1581.7 257.8,1706.2 522.7,1718.6 612.9,1714.5 603.1,1783.5 674.5,1890.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734cm:g3734cm_g034511911:03451_1911-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1465.0,1557.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.50180176928828,44.635670144316094]}},{"type":"Feature","properties":{"resourceCoords":[255.0,1691.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.50294275732672,44.63777982982852]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734cm:g3734cm_g034511911:03451_1911-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Clinton, Maine | 1911 | sanborn03451_003 p2","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.31"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T21:55:41Z","modified":"2026-10-19T21:55:41Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734cm:g3734cm_g034511911:03451_1911-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734cm:g3734cm_g034511911:03451_1911-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"574.8,1725.7 45.8,1839.3 39.0,266.0 63.6,219.3 204.5,259.4 455.5,204.0 624.0,62.5 1066.5,48.3 1220.4,112.4 1465.1,36.6 1535.0,82.0 1577.0,325.9 1532.2,1317.5 1552.8,1322.0 1258.3,1493.7 1135.1,1452.5 1060.3,1717.5 1043.3,1809.8 975.8,1783.7 851.4,1831.0 574.8,1725.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734cm:g3734cm_g034511911:03451_1911-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.5072031,44.6391183]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.5036185,44.6404626]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.5013778,44.6374376]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.5049624,44.6360933]}}]}}]}