{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn05791_020.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Brooklyn, New-York | 1908 | key map | mapsnap generated fit (2026-09-21)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-21"},{"label":"run","value":"corpus-v1"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804bm:g3804bm_g05791190808:05791_08_1908-0000/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Brooklyn, New-York | 1908 | sanborn05791_020 p0","metadata":[{"label":"streets","value":"46"},{"label":"intersections","value":"248"}],"created":"2026-09-21T05:55:05Z","modified":"2026-09-21T05:55:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804bm:g3804bm_g05791190808:05791_08_1908-0000/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804bm:g3804bm_g05791190808:05791_08_1908-0000","type":"ImageService3","width":1438,"height":2067},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1430.9,2066.8 1422.7,2067.0 1236.2,2067.0 -0.0,2067.0 -0.0,-0.0 1438.0,0.0 1438.0,1794.4 1430.9,2066.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804bm:g3804bm_g05791190808:05791_08_1908-0000/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1198.0,839.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.8939546,40.6721738]}},{"type":"Feature","properties":{"resourceCoords":[963.5,839.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.900507,40.671205]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804bm:g3804bm_g05791190808:05791_08_1908-0000a/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Brooklyn, New-York | 1908 | sanborn05791_020 p0a","metadata":[{"label":"streets","value":"46"},{"label":"intersections","value":"243"}],"created":"2026-09-21T05:55:05Z","modified":"2026-09-21T05:55:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804bm:g3804bm_g05791190808:05791_08_1908-0000a/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804bm:g3804bm_g05791190808:05791_08_1908-0000a","type":"ImageService3","width":1438,"height":2067},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1890.1 -0.0,1876.5 -0.0,1859.9 -0.0,960.6 -0.0,85.5 -0.0,55.5 -0.0,16.8 92.0,-0.0 93.3,-0.0 195.5,-0.0 621.6,0.0 778.2,0.0 869.9,0.0 918.7,0.0 1438.0,327.9 1438.0,778.3 1438.0,2025.1 1430.2,2067.0 1425.5,2067.0 1421.8,2067.0 826.2,2067.0 452.6,2067.0 131.2,2067.0 73.1,2067.0 58.5,2067.0 -0.0,1890.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804bm:g3804bm_g05791190808:05791_08_1908-0000a/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1231.8,959.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.892395,40.669791]}},{"type":"Feature","properties":{"resourceCoords":[1064.2,719.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.898387,40.674121]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804bm:g3804bm_g05791190808:05791_08_1908-0000b/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Brooklyn, New-York | 1908 | sanborn05791_020 p0b","metadata":[{"label":"streets","value":"49"},{"label":"intersections","value":"129"}],"created":"2026-09-21T05:55:05Z","modified":"2026-09-21T05:55:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804bm:g3804bm_g05791190808:05791_08_1908-0000b/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804bm:g3804bm_g05791190808:05791_08_1908-0000b","type":"ImageService3","width":1438,"height":2067},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"17.7,1364.4 24.7,1362.5 -0.0,1286.7 30.9,1278.2 12.1,1222.8 18.4,1221.0 18.8,1139.1 37.8,1139.7 38.2,1069.8 18.9,1069.0 19.6,927.4 19.8,927.4 20.6,752.9 20.7,752.9 22.0,487.8 9.4,487.2 9.7,415.8 9.7,412.1 22.3,407.9 22.8,313.4 -0.0,324.5 -0.0,-0.0 1438.0,0.0 1438.0,2067.0 -0.0,2067.0 -0.0,2013.0 4.1,2020.3 10.6,2017.1 -0.0,1998.0 -0.0,1976.4 14.8,1969.5 15.9,1743.4 26.0,1723.5 35.6,1712.2 23.1,1668.0 31.1,1599.4 -0.0,1501.8 -0.0,1448.8 16.8,1444.1 17.4,1444.0 17.7,1364.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804bm:g3804bm_g05791190808:05791_08_1908-0000b/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[576.0,686.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.8729391,40.6785739]}},{"type":"Feature","properties":{"resourceCoords":[748.2,450.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.8695002,40.6844148]}}]}}]}