{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn03588_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Chestertown, Maryland | 1891 | 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"},{"label":"pages","value":"8"},{"label":"placed","value":"3"},{"label":"unplaced","value":"5"},{"label":"fit sources","value":"georef 2, georef-snap 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 5 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 39.21119,-76.07140 +/-265m); p1__2 (tier 4, 39.20999,-76.06810 +/-358m); p5__1 (tier 4, 39.20999,-76.06810 +/-358m); p5__2 (tier 4, 39.20999,-76.06810 +/-358m); p5__3 (tier 4, 39.20999,-76.06810 +/-358m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd384m:g3844m:g3844cm:g3844cm_g035881891:03588_1891-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Chestertown, Maryland | 1891 | sanborn03588_002 p2","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"10"}],"created":"2026-09-22T00:16:56Z","modified":"2026-09-22T00:16:56Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd384m:g3844m:g3844cm:g3844cm_g035881891:03588_1891-0002/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd384m:g3844m:g3844cm:g3844cm_g035881891:03588_1891-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,0.0 6452.0,7652.0 -0.0,7652.0 -0.0,-0.0 6452.0,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd384m:g3844m:g3844cm:g3844cm_g035881891:03588_1891-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3708.0,5800.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.0639383,39.2074016]}},{"type":"Feature","properties":{"resourceCoords":[3708.0,140.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.0665427,39.209109]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd384m:g3844m:g3844cm:g3844cm_g035881891:03588_1891-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Chestertown, Maryland | 1891 | sanborn03588_002 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:16:56Z","modified":"2026-09-22T00:16:56Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd384m:g3844m:g3844cm:g3844cm_g035881891:03588_1891-0003/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd384m:g3844m:g3844cm:g3844cm_g035881891:03588_1891-0003/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,0.0 6452.0,7652.0 6197.5,7652.0 6191.4,7037.3 -0.0,7052.7 0.0,-0.0 6452.0,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd384m:g3844m:g3844cm:g3844cm_g035881891:03588_1891-0003/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.07106578052274,39.210073692235255]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.06858915495872,39.21232790472446]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.0651629491546,39.21003596621428]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.06763957471863,39.20778175372507]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd384m:g3844m:g3844cm:g3844cm_g035881891:03588_1891-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Chestertown, Maryland | 1891 | sanborn03588_002 p4","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"8"}],"created":"2026-09-22T00:16:56Z","modified":"2026-09-22T00:16:56Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd384m:g3844m:g3844cm:g3844cm_g035881891:03588_1891-0004/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd384m:g3844m:g3844cm:g3844cm_g035881891:03588_1891-0004/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,6777.7 -0.0,-0.0 6452.0,0.0 6437.1,6798.9 -0.0,6777.7\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd384m:g3844m:g3844cm:g3844cm_g035881891:03588_1891-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1060.0,2296.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.0726582,39.2117806]}},{"type":"Feature","properties":{"resourceCoords":[1060.0,6268.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.0708718,39.2106114]}}]}}]}