{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn02593_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Carroll, Iowa | 1898 | 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":"5"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef 4, georef-snap 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 5 panels"},{"label":"unplaced pages","value":"p1__2 (tier 1, 42.06486,-94.86911 +/-159m); p1__3 (tier 1, 42.06437,-94.86682 +/-127m); p5__2 (tier 1, 42.06850,-94.87438 +/-100m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154cm:g025931898:02593_1898-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Carroll, Iowa | 1898 | sanborn02593_004 p1 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2941.2"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-22T23:16:47Z","modified":"2026-09-22T23:16:47Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154cm:g025931898:02593_1898-0001__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154cm:g025931898:02593_1898-0001/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2941.2,7652.0 2940.8,4903.6 2518.0,4906.0 2524.0,0.0 0.0,0.0 -0.0,7652.0 2941.2,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154cm:g025931898:02593_1898-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[360.1,2508.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-94.866698,42.0597962]}},{"type":"Feature","properties":{"resourceCoords":[360.1,168.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-94.8661887,42.0608618]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154cm:g025931898:02593_1898-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Carroll, Iowa | 1898 | sanborn02593_004 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T23:16:47Z","modified":"2026-09-22T23:16:47Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154cm:g025931898:02593_1898-0002/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154cm:g025931898:02593_1898-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6066.5,9.1 6210.0,7306.1 68.5,7279.8 0.0,-0.0 6066.5,9.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154cm:g025931898:02593_1898-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-94.87335190249323,42.063018875402996]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-94.8719590606786,42.065856305952025]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-94.86745800410759,42.06462128657821]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-94.86885084592221,42.06178385602918]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154cm:g025931898:02593_1898-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Carroll, Iowa | 1898 | sanborn02593_004 p3","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"}],"created":"2026-09-22T23:16:47Z","modified":"2026-09-22T23:16:47Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154cm:g025931898:02593_1898-0003/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154cm:g025931898:02593_1898-0003/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"343.1,325.7 0.0,322.3 -0.0,-0.0 6452.0,0.0 6452.0,7182.1 392.0,7344.0 343.1,325.7\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154cm:g025931898:02593_1898-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[392.0,4960.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-94.8691786,42.0649569]}},{"type":"Feature","properties":{"resourceCoords":[392.0,7344.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-94.8677137,42.0645707]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154cm:g025931898:02593_1898-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Carroll, Iowa | 1898 | sanborn02593_004 p4","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"11"}],"created":"2026-09-22T23:16:47Z","modified":"2026-09-22T23:16:47Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154cm:g025931898:02593_1898-0004/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154cm:g025931898:02593_1898-0004/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,144.9 6452.0,362.5 6452.0,2762.0 6059.5,2749.6 6070.0,7568.7 6452.0,7652.0 0.0,7652.0 0.0,144.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154cm:g025931898:02593_1898-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1768.0,2716.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-94.8671639,42.0622827]}},{"type":"Feature","properties":{"resourceCoords":[1768.0,5144.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-94.8657088,42.0619254]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154cm:g025931898:02593_1898-0005__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Carroll, Iowa | 1898 | sanborn02593_004 p5 [1]","metadata":[{"label":"streets","value":"6"},{"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":"2026-09-22T23:16:47Z","modified":"2026-09-22T23:16:47Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154cm:g025931898:02593_1898-0005__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154cm:g025931898:02593_1898-0005/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"4429.2,7648.9 4408.8,5042.8 6452.0,5030.0 6452.0,0.0 6307.2,0.0 6309.5,138.2 4886.1,265.9 358.0,404.0 450.8,2809.3 56.9,2812.2 253.7,7642.6 4429.2,7648.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154cm:g025931898:02593_1898-0005__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2560.0,5184.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-94.8643441,42.0648956]}},{"type":"Feature","properties":{"resourceCoords":[4940.0,2744.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-94.8652576,42.0663368]}}]}}]}