{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn01515_005.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Thomson, Georgia | 1921 | 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":"11"},{"label":"placed","value":"6"},{"label":"unplaced","value":"5"},{"label":"fit sources","value":"georef 4, georef-snap 2"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"2 sheet(s) cut into 5 panels"},{"label":"unplaced pages","value":"p1__1 (tier 3, 33.46942,-82.50529 +/-970m); p1__2 (tier 3, 33.46942,-82.50529 +/-970m); p1__3 (tier 3, 33.46942,-82.50529 +/-970m); p7__2 (tier 1, 33.47351,-82.50277 +/-182m); p8 (tier 3, 33.46681,-82.48975 +/-569m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd392m:g3924m:g3924tm:g3924tm_g015151921:01515_1921-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Thomson, Georgia | 1921 | sanborn01515_005 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T08:24:13Z","modified":"2026-09-22T08:24:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd392m:g3924m:g3924tm:g3924tm_g015151921:01515_1921-0002/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd392m:g3924m:g3924tm:g3924tm_g015151921:01515_1921-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 6072.0,0.0 5725.4,674.3 5427.1,6267.0 340.2,6361.9 380.1,1968.4 -0.0,1942.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd392m:g3924m:g3924tm:g3924tm_g015151921:01515_1921-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.50613943377354,33.47107494729453]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.50289915740333,33.47216954272842]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.50135381903227,33.46894124706461]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.50459409540248,33.46784665163072]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd392m:g3924m:g3924tm:g3924tm_g015151921:01515_1921-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Thomson, Georgia | 1921 | sanborn01515_005 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T08:24:13Z","modified":"2026-09-22T08:24:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd392m:g3924m:g3924tm:g3924tm_g015151921:01515_1921-0003/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd392m:g3924m:g3924tm:g3924tm_g015151921:01515_1921-0003/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"480.6,5958.6 629.2,0.0 5931.5,0.0 5969.3,7652.0 -0.0,7496.0 -0.0,5943.7 480.6,5958.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd392m:g3924m:g3924tm:g3924tm_g015151921:01515_1921-0003/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.50500104196848,33.46833565926849]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.50174788368224,33.46949429099215]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.50011219101464,33.46625305906078]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.50336534930088,33.46509442733712]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd392m:g3924m:g3924tm:g3924tm_g015151921:01515_1921-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Thomson, Georgia | 1921 | sanborn01515_005 p4","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"}],"created":"2026-09-22T08:24:13Z","modified":"2026-09-22T08:24:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd392m:g3924m:g3924tm:g3924tm_g015151921:01515_1921-0004/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd392m:g3924m:g3924tm:g3924tm_g015151921:01515_1921-0004/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1588.9,7652.0 1462.6,2753.3 1067.8,2504.8 144.7,2363.4 0.9,-0.0 6452.0,0.0 6452.0,7652.0 1588.9,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd392m:g3924m:g3924tm:g3924tm_g015151921:01515_1921-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1556.0,4324.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.499196,33.465446]}},{"type":"Feature","properties":{"resourceCoords":[80.0,1200.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.50057,33.466589]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd392m:g3924m:g3924tm:g3924tm_g015151921:01515_1921-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Thomson, Georgia | 1921 | sanborn01515_005 p5","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"12"}],"created":"2026-09-22T08:24:13Z","modified":"2026-09-22T08:24:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd392m:g3924m:g3924tm:g3924tm_g015151921:01515_1921-0005/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd392m:g3924m:g3924tm:g3924tm_g015151921:01515_1921-0005/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 6452.0,0.0 6452.0,466.3 6021.2,463.3 6009.6,1451.1 6201.9,1465.8 6100.4,6767.5 5854.2,6762.8 5859.7,7561.6 4075.2,7450.4 4017.4,7652.0 -0.0,7652.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd392m:g3924m:g3924tm:g3924tm_g015151921:01515_1921-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2640.0,3772.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.508134,33.467191]}},{"type":"Feature","properties":{"resourceCoords":[6152.0,3772.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.504656,33.468389]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd392m:g3924m:g3924tm:g3924tm_g015151921:01515_1921-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Thomson, Georgia | 1921 | sanborn01515_005 p6","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"11"}],"created":"2026-09-22T08:24:13Z","modified":"2026-09-22T08:24:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd392m:g3924m:g3924tm:g3924tm_g015151921:01515_1921-0006/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd392m:g3924m:g3924tm:g3924tm_g015151921:01515_1921-0006/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,486.8 516.9,456.0 562.6,251.8 5392.7,119.0 5399.8,215.2 6008.6,324.7 6157.9,649.2 6191.9,2974.1 6452.0,2970.7 6452.0,7652.0 -0.0,7652.0 -0.0,486.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd392m:g3924m:g3924tm:g3924tm_g015151921:01515_1921-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[6152.0,1232.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.499196,33.465446]}},{"type":"Feature","properties":{"resourceCoords":[4028.0,1232.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.501351,33.464826]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd392m:g3924m:g3924tm:g3924tm_g015151921:01515_1921-0007__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Thomson, Georgia | 1921 | sanborn01515_005 p7 [1]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"4"},{"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":"2026-09-22T08:24:13Z","modified":"2026-09-22T08:24:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd392m:g3924m:g3924tm:g3924tm_g015151921:01515_1921-0007__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd392m:g3924m:g3924tm:g3924tm_g015151921:01515_1921-0007/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"348.7,7355.9 3724.9,7294.3 3731.5,7652.0 6452.0,7652.0 6452.0,3522.4 2902.8,3523.2 2907.6,0.0 -0.0,-0.0 -0.0,1405.7 156.5,1396.7 -0.0,1748.3 -0.0,2832.4 -0.0,5200.9 181.9,5192.0 348.7,7355.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd392m:g3924m:g3924tm:g3924tm_g015151921:01515_1921-0007__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2320.0,5004.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.499647,33.469668]}},{"type":"Feature","properties":{"resourceCoords":[300.0,6724.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.5011077,33.4676285]}}]}}]}