{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn01343_005.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Saint Petersburg, Florida | 1918 | 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":"45"},{"label":"placed","value":"34"},{"label":"unplaced","value":"11"},{"label":"fit sources","value":"georef 20, georef-snap 12, snap:0 2"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"10 sheet(s) cut into 25 panels"},{"label":"unplaced pages","value":"p1 (tier 3, 27.78038,-82.64978 +/-601m); p19__1 (tier 2, 27.77975,-82.64765 +/-306m); p20__1 (tier 1, 27.78150,-82.64308 +/-121m); p20__3 (tier 1, 27.78418,-82.64416 +/-150m); p22__2 (tier 1, 27.78063,-82.63332 +/-120m); p25__2 (tier 2, 27.76751,-82.64804 +/-274m); p27__2 (tier 1, 27.76021,-82.64860 +/-249m); p29__1 (tier 1, 27.77106,-82.63092 +/-510m); p29__2 (tier 2, 27.77155,-82.63383 +/-376m); p29__3 (tier 2, 27.77155,-82.63383 +/-376m); p8__2 (tier 1, 27.77198,-82.64257 +/-151m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p10","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"8"}],"created":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0010/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0010","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"110.4,0.0 1539.0,0.0 1539.0,825.3 1613.0,825.3 1613.0,1913.0 1594.8,1843.9 1539.0,1844.4 1539.0,1890.0 110.5,1890.5 110.4,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0010/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1539.0,1158.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6340221,27.7734965]}},{"type":"Feature","properties":{"resourceCoords":[1539.0,386.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6340313,27.7749704]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0011__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p11 [1]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"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":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0011__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0011","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"956.9,1913.0 954.1,1445.9 1079.8,1183.8 1207.0,971.0 1308.8,567.4 1613.0,562.1 1613.0,71.5 79.8,70.0 78.8,1913.0 956.9,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0011__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[79.0,1466.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6340313,27.7749704]}},{"type":"Feature","properties":{"resourceCoords":[79.0,696.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6340411,27.7764152]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0011__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p11 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"3816.4"},{"label":"split_canvas_y","value":"2248.4"},{"label":"split_canvas_w","value":"2635.6"},{"label":"split_canvas_h","value":"5403.6"}],"created":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0011__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0011","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 1613.0,562.1 1308.8,567.4 1207.0,971.0 1079.8,1183.8 954.1,1445.9 956.9,1913.0 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0011__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[954.1,562.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64877351673026,27.794446276281878]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,562.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64613801771813,27.79441326947074]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64621397162469,27.789599822640856]}},{"type":"Feature","properties":{"resourceCoords":[954.1,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.6488494706368,27.789632829451993]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0012/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p12","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"2"}],"created":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0012/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0012","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1550.2,0.0 1550.9,1913.0 -0.0,1913.0 -0.0,1464.2 -0.0,1401.1 -0.0,-0.0 1550.2,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0012/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[818.0,1434.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6481757,27.7685112]}},{"type":"Feature","properties":{"resourceCoords":[818.0,966.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6481812,27.7693973]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p13","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0013/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0013","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"4.5,1913.0 14.1,59.1 1607.6,68.0 1573.0,1827.3 844.4,1823.2 843.9,1913.0 4.5,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0013/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64665676104379,27.771267935131398]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64320302499985,27.771301957215165]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64315774272477,27.767652039957735]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.6466114787687,27.767618017873968]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0014/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p14","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0014/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0014","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"93.6,1845.5 114.0,64.1 1554.4,60.3 1550.5,1841.7 93.6,1845.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0014/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.6434545731892,27.7712921222736]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64004323097633,27.77130081508111]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.6400316611309,27.76769570110507]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64344300334378,27.76768700829756]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p15","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"12"}],"created":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0015/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0015","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"90.4,1882.1 90.4,28.1 1533.3,28.7 1533.3,1882.1 90.4,1882.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0015/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[885.0,493.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6384808,27.771195]}},{"type":"Feature","properties":{"resourceCoords":[99.0,493.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6401668,27.7711868]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0016/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p16","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0016/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0016","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"104.5,34.5 1555.9,46.0 1556.2,0.0 1613.0,0.0 1613.0,1913.0 89.1,1913.0 104.5,34.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0016/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.63731857982715,27.772145661555054]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.63389345053673,27.77218752640376]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.63383772935421,27.768567869754214]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.63726285864463,27.76852600490551]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0017/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p17","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0017/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0017","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1118.7 81.0,1118.2 77.7,6.3 1506.4,2.0 1520.5,1913.0 -0.0,1913.0 -0.0,1118.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0017/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64033713108647,27.76856198998589]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.63684289267411,27.768569758924336]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.636832552731,27.76487694631893]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64032679114335,27.764869177380486]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0018/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p18","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0018/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0018","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1546.2,1900.8 67.7,1913.0 79.7,0.0 1613.0,0.0 1613.0,1784.2 1544.5,1782.8 1546.2,1900.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0018/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.63724059693739,27.768510213736658]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.6338584374714,27.768558200964385]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.63379456963075,27.764983837489687]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.63717672909674,27.76493585026196]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0019__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p19 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"7"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4482.8"},{"label":"split_canvas_h","value":"1893.6"}],"created":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0019__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0019","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,472.6 1120.7,473.4 1119.9,0.0 -0.0,-0.0 0.0,472.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0019__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[469.9,231.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6250998,27.7889846]}},{"type":"Feature","properties":{"resourceCoords":[155.9,453.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.626395,27.788176]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1588.1,943.6 1582.6,1913.0 -0.0,1909.6 -0.0,-0.0 1501.1,0.0 1499.0,943.9 1588.1,943.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64682274464366,27.781164784750562]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64338323821022,27.781188675220836]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64335143791894,27.777554122841625]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64679094435238,27.77753023237135]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0020__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p20 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"1113.2"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"1909.6"},{"label":"split_canvas_h","value":"1238.8"}],"created":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0020__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0020","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"755.7,0.0 279.9,0.0 278.3,309.7 673.0,308.5 755.7,308.3 755.7,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0020__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[278.3,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64703251529916,27.781984997289225]}},{"type":"Feature","properties":{"resourceCoords":[755.7,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64601795739478,27.782085114312853]}},{"type":"Feature","properties":{"resourceCoords":[755.7,309.7],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64594508148775,27.781498883839443]}},{"type":"Feature","properties":{"resourceCoords":[278.3,309.7],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64695963939214,27.781398766815816]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0020__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p20 [4]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3589.2"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"4062.8"}],"created":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0020__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0020","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"78.2,1614.2 80.6,1775.7 15.7,1782.6 -0.0,1913.0 48.5,1913.0 48.4,1846.6 1162.0,1833.9 1162.0,1629.2 1185.4,1331.3 1548.0,1334.3 1548.0,1221.0 1613.0,1221.0 1613.0,897.3 672.9,900.9 0.0,903.5 -0.0,1622.5 78.2,1614.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0020__4/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1162.0,1842.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6422112,27.7812042]}},{"type":"Feature","properties":{"resourceCoords":[1548.0,1842.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6406127,27.781212]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0021/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p21","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"50"}],"created":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0021/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0021","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"97.0,272.5 -0.0,272.4 -0.0,-0.0 1613.0,0.0 1609.1,1798.4 864.5,1794.0 863.6,1781.7 31.0,1791.9 31.8,596.0 96.8,596.0 97.0,272.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0021/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[864.0,1217.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.637161,27.7812288]}},{"type":"Feature","properties":{"resourceCoords":[1239.0,717.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6356192,27.7830712]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0022__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p22 [1]","metadata":[{"label":"streets","value":"13"},{"label":"intersections","value":"43"},{"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":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0022__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0022","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"724.3,0.0 724.6,606.6 53.4,613.4 47.8,1861.9 832.5,1864.6 832.4,1913.0 1613.0,1913.0 1613.0,881.8 1613.0,0.0 724.3,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0022__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[654.0,867.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6315704,27.781256]}},{"type":"Feature","properties":{"resourceCoords":[415.0,1863.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6325258,27.7775972]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0023/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p23","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"13"}],"created":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0023/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0023","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"100.2,1206.1 74.0,1206.1 74.0,631.6 -0.0,632.3 -0.0,-0.0 1527.7,0.0 1527.9,93.0 1554.5,93.2 1558.2,1808.2 759.6,1808.2 759.6,1913.0 -0.0,1913.0 -0.0,1832.8 105.7,1832.7 100.2,1206.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0023/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[807.0,1733.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6497495,27.7714949]}},{"type":"Feature","properties":{"resourceCoords":[74.0,391.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6528232,27.7764121]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0024__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p24 [1]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"15"},{"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":"2303.2"}],"created":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0024__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0024","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,0.0 -0.0,-0.0 0.0,574.5 996.5,575.3 1613.0,575.8 1613.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0024__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[410.0,453.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6739867,27.7710063]}},{"type":"Feature","properties":{"resourceCoords":[1421.0,214.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6699094,27.7718991]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0024__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p24 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"6"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2298.0"},{"label":"split_canvas_w","value":"3986.0"},{"label":"split_canvas_h","value":"2110.8"}],"created":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0024__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0024","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,1097.4 576.3,1102.2 576.5,998.9 686.0,995.7 694.6,895.7 989.6,895.0 996.2,587.9 996.5,575.3 0.0,574.5 0.0,1097.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0024__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[435.2,900.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.665803,27.7710452]}},{"type":"Feature","properties":{"resourceCoords":[95.0,900.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6671733,27.7710385]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0024__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p24 [3]","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"25"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2301.2"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"5350.8"}],"created":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0024__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0024","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"736.0,1913.0 737.3,1758.7 1613.0,1764.9 1613.0,1144.4 1587.0,1144.2 1592.0,575.8 996.5,575.3 996.2,587.9 989.6,895.0 694.6,895.7 686.0,995.7 576.5,998.9 576.3,1102.2 0.0,1097.4 -0.0,1913.0 736.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0024__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[407.0,1520.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6577297,27.7719589]}},{"type":"Feature","properties":{"resourceCoords":[1587.0,1144.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6528046,27.7734165]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0025__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p25 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"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":"5134.8"}],"created":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0025__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0025","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,1252.3 847.5,1252.3 847.6,1283.7 1613.0,1281.8 1613.0,841.2 1308.0,832.6 1328.2,117.3 711.1,99.9 712.9,34.8 80.5,17.9 77.0,144.5 -0.0,143.0 0.0,1252.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0025__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[473.0,29.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6543239,27.771101]}},{"type":"Feature","properties":{"resourceCoords":[337.0,1239.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6548094,27.7656071]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0025__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p25 [3]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"},{"label":"split_canvas_x","value":"3390.4"},{"label":"split_canvas_y","value":"5127.2"},{"label":"split_canvas_w","value":"3061.6"},{"label":"split_canvas_h","value":"2524.8"}],"created":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0025__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0025","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"847.8,1389.2 847.8,1391.7 884.3,1913.0 1613.0,1889.8 1581.0,1331.7 847.8,1389.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0025__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[870.6,1703.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6415249,27.7830725]}},{"type":"Feature","properties":{"resourceCoords":[1581.0,1331.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6406127,27.781212]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0026/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p26","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0026/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0026","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"465.9,94.9 466.2,48.6 1585.0,53.8 1583.3,439.6 1541.0,439.5 1537.8,854.2 1613.0,854.8 1613.0,1021.0 1592.0,1021.0 1591.0,1592.2 1613.0,1592.4 1613.0,1844.5 1524.9,1844.0 1523.9,1913.0 1422.8,1913.0 1425.2,1843.5 1237.5,1842.6 1200.5,1800.7 387.9,1750.8 382.1,1913.0 -0.0,1913.0 -0.0,96.9 465.9,94.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0026/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64674145138655,27.767969316092874]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64005064205723,27.768029637709922]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.63997035965612,27.760958448124605]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64666116898543,27.760898126507556]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0027__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p27 [1]","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"26"},{"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":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0027__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0027","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"553.3,1913.0 946.4,1339.1 1613.0,1340.6 1613.0,87.0 1321.9,96.0 1262.3,32.6 949.3,43.9 814.4,0.0 -0.0,-0.0 0.0,232.0 -0.0,1913.0 553.3,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0027__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[608.0,1235.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6435182,27.758553]}},{"type":"Feature","properties":{"resourceCoords":[1103.0,43.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6421127,27.7613432]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0028__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p28 [1]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"},{"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":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0028__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0028","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1094.0 -0.0,1913.0 723.7,1913.0 718.2,1541.2 982.9,1537.3 982.8,883.7 1304.8,905.8 1613.0,948.2 1613.0,0.0 1527.4,0.0 1529.5,59.7 1161.4,61.6 787.0,81.1 787.5,97.8 73.1,102.8 75.5,269.1 54.7,269.4 62.0,841.0 83.9,840.9 87.6,1093.1 -0.0,1094.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0028__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[62.0,841.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6400752,27.7621434]}},{"type":"Feature","properties":{"resourceCoords":[1528.0,252.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6339449,27.7642943]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0028__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p28 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"split_canvas_x","value":"3931.2"},{"label":"split_canvas_y","value":"3534.8"},{"label":"split_canvas_w","value":"2520.8"},{"label":"split_canvas_h","value":"4117.2"}],"created":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0028__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0028","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 1613.0,948.2 1304.8,905.8 982.8,883.7 982.9,1913.0 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0028__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1069.7,1622.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6369564,27.7568307]}},{"type":"Feature","properties":{"resourceCoords":[1435.2,1622.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6354348,27.7568445]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"133.7,931.5 45.4,931.6 48.9,0.0 1447.6,0.0 1448.7,1913.0 126.7,1895.4 133.7,931.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0003/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64372703379341,27.78117873460443]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64025688396279,27.78120770903117]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64021831644901,27.77754077885164]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64368846627963,27.7775118044249]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0030/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p30","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0030/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0030","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 -0.0,1913.0 -0.0,-0.0 1613.0,0.0 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0030/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.65286127248103,27.756621035746544]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.6461442189542,27.756624773271284]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.6461392451409,27.749525161338603]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.65285629866773,27.749521423813864]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p4","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"5"}],"created":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,151.6 1613.0,1665.3 1411.2,1665.5 1407.2,1787.2 16.4,1794.1 8.4,151.7 1613.0,151.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[886.0,1360.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6448215,27.7752955]}},{"type":"Feature","properties":{"resourceCoords":[982.0,144.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.644632,27.77756]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2.0,-0.0 1609.8,0.0 1613.0,1899.7 1590.7,1787.4 41.9,1793.2 42.3,1913.0 -0.0,1913.0 2.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0005/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64060401480945,27.779101247627448]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.6371413647621,27.779157793919865]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.63706609807952,27.77549872013512]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64052874812687,27.775442173842702]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p6","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"12"}],"created":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1529.0,0.0 1538.5,1829.0 107.2,1823.3 72.8,0.0 1529.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[808.0,816.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6355851,27.7775823]}},{"type":"Feature","properties":{"resourceCoords":[83.0,1455.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6371217,27.7763833]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1455.5,66.5 1418.2,66.3 1410.8,1795.3 1333.2,1795.0 1333.2,1795.0 37.3,1789.4 40.8,119.1 44.6,0.0 1448.2,0.0 1455.5,66.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0007/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.6467395235517,27.774478631207984]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64337693964664,27.774507912220134]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64333796644998,27.77095442800192]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64670055035504,27.77092514698977]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0008__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p8 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"6"},{"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":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0008__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1560.0,337.4 1613.0,238.8 1613.0,0.0 952.3,0.0 950.2,396.5 588.0,776.8 0.0,788.6 -0.0,1055.4 -0.0,1069.6 -0.0,1756.0 1568.0,1755.9 1560.0,337.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0008__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[888.0,1321.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6417314,27.7720615]}},{"type":"Feature","properties":{"resourceCoords":[1560.0,1321.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.6401907,27.772069]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Petersburg, Florida | 1918 | sanborn01343_005 p9","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T19:36:32Z","modified":"2026-09-22T19:36:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"76.2,1887.2 93.5,843.5 151.8,739.9 156.0,486.6 -0.0,484.0 -0.0,-0.0 1550.2,0.0 1518.6,1911.7 76.2,1887.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd393m:g3934m:g3934sm:g3934sm_g013431918:01343_1918-0009/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64044355691033,27.775672730070024]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.63698366662805,27.775740768770625]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.63689310571012,27.77208449482952]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.64035299599239,27.77201645612892]}}]}}]}