{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn03491_005.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Limestone, Maine | 1919 | 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":"11"},{"label":"placed","value":"1"},{"label":"unplaced","value":"10"},{"label":"fit sources","value":"georef 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"3 sheet(s) cut into 11 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 46.90820,-67.82444 +/-100m); p1__2 (tier 4, 46.90820,-67.82444 +/-100m); p1__3 (tier 4, 46.90820,-67.82444 +/-100m); p1__4 (tier 4, 46.90820,-67.82444 +/-100m); p1__5 (tier 4, 46.90820,-67.82444 +/-100m); p2__2 (tier 4, 46.90820,-67.82444 +/-100m); p2__3 (tier 4, 46.90820,-67.82444 +/-100m); p3__1 (tier 2, 46.90999,-67.82553 +/-100m); p3__2 (tier 2, 46.90999,-67.82553 +/-100m); p3__3 (tier 2, 46.90999,-67.82553 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734lm:g3734lm_g034911919:03491_1919-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Limestone, Maine | 1919 | sanborn03491_005 p2 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.46"},{"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":"2026-10-19T22:27:31Z","modified":"2026-10-19T22:27:31Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734lm:g3734lm_g034911919:03491_1919-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734lm:g3734lm_g034911919:03491_1919-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"161.5,1827.5 454.4,1867.5 510.3,1524.8 510.3,1507.5 513.1,1507.5 516.6,1486.3 796.2,1505.5 797.8,1507.5 798.5,1507.5 798.5,1508.4 869.5,1595.8 953.4,1501.8 962.8,689.4 1481.8,686.1 1557.9,639.8 1564.3,319.0 1497.0,269.8 1466.4,91.7 1069.9,111.0 996.2,41.3 443.4,23.4 135.2,71.9 55.5,295.6 103.3,638.0 21.1,991.5 38.1,1510.8 161.5,1827.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734lm:g3734lm_g034911919:03491_1919-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[820.0,642.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-67.824418,46.908827]}},{"type":"Feature","properties":{"resourceCoords":[410.0,1320.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-67.8255643,46.9074715]}}]}}]}