{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn09477_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Algoma, Wisconsin | 1909 | 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":"9"},{"label":"placed","value":"6"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef 6"},{"label":"key map","value":"none"},{"label":"split sheets","value":"3 sheet(s) cut into 8 panels"},{"label":"unplaced pages","value":"p1__2 (tier 4, 44.60874,-87.43877 +/-629m); p4__1 (tier 1, 44.60910,-87.43903 +/-259m); p4__2 (tier 4, 44.60874,-87.43877 +/-629m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd412m:g4124m:g4124am:g094771909:09477_1909-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Algoma, Wisconsin | 1909 | sanborn09477_002 p1 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"5"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-09-22T06:31:56Z","modified":"2026-09-22T06:31:56Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd412m:g4124m:g4124am:g094771909:09477_1909-0001__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd412m:g4124m:g4124am:g094771909:09477_1909-0001/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"549.3,2374.8 459.5,7708.0 1049.3,7545.0 1244.5,7543.0 1803.6,7635.1 2521.6,6892.0 2508.3,7708.0 3950.0,7708.0 3948.8,6254.8 5034.0,5466.0 6512.0,5442.4 6512.0,3139.2 4667.6,3168.0 3141.6,1718.4 3109.2,0.0 1201.0,0.0 1188.8,1074.8 681.9,1912.2 549.3,2374.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd412m:g4124m:g4124am:g094771909:09477_1909-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[528.0,5816.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.436309,44.607668]}},{"type":"Feature","properties":{"resourceCoords":[528.0,3620.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.436324,44.608733]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd412m:g4124m:g4124am:g094771909:09477_1909-0001__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Algoma, Wisconsin | 1909 | sanborn09477_002 p1 [3]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"3948.8"},{"label":"split_canvas_y","value":"5442.4"},{"label":"split_canvas_w","value":"2563.2"},{"label":"split_canvas_h","value":"2265.6"}],"created":"2026-09-22T06:31:56Z","modified":"2026-09-22T06:31:56Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd412m:g4124m:g4124am:g094771909:09477_1909-0001__3/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd412m:g4124m:g4124am:g094771909:09477_1909-0001/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6512.0,5442.4 5034.0,5466.0 3948.8,6254.8 3950.0,7708.0 6512.0,7708.0 6512.0,5442.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd412m:g4124m:g4124am:g094771909:09477_1909-0001__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[3948.8,5442.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.43606385060357,44.612082909411185]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,5442.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.43466202211626,44.6113431801704]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.4355796616387,44.61045899013525]}},{"type":"Feature","properties":{"resourceCoords":[3948.8,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.43698149012602,44.611198719376034]}},{"type":"Feature","properties":{"resourceCoords":[6232.1,5854.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.4349816,44.6112636]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd412m:g4124m:g4124am:g094771909:09477_1909-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Algoma, Wisconsin | 1909 | sanborn09477_002 p2","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"}],"created":"2026-09-22T06:31:56Z","modified":"2026-09-22T06:31:56Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd412m:g4124m:g4124am:g094771909:09477_1909-0002/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd412m:g4124m:g4124am:g094771909:09477_1909-0002/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 4876.7,0.0 6512.0,1206.9 6512.0,2585.8 6002.3,3449.8 5871.8,3925.4 5890.1,7452.1 1240.5,7522.0 1239.6,7708.0 -0.0,7708.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd412m:g4124m:g4124am:g094771909:09477_1909-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4204.0,5168.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.437426,44.60875]}},{"type":"Feature","properties":{"resourceCoords":[4204.0,7448.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.437428,44.607671]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd412m:g4124m:g4124am:g094771909:09477_1909-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Algoma, Wisconsin | 1909 | sanborn09477_002 p3 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"7"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-09-22T06:31:56Z","modified":"2026-09-22T06:31:56Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd412m:g4124m:g4124am:g094771909:09477_1909-0003__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd412m:g4124m:g4124am:g094771909:09477_1909-0003/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"4940.0,7708.0 6512.0,7708.0 6512.0,3129.6 5364.8,3131.2 4697.6,3132.4 4697.1,2079.3 4472.7,2149.1 4512.0,256.0 -0.0,346.1 0.0,4774.4 4015.2,4766.8 4014.8,7708.0 4940.0,7708.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd412m:g4124m:g4124am:g094771909:09477_1909-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4512.0,256.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.436309,44.607668]}},{"type":"Feature","properties":{"resourceCoords":[1232.0,256.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.438552,44.607678]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd412m:g4124m:g4124am:g094771909:09477_1909-0003__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Algoma, Wisconsin | 1909 | sanborn09477_002 p3 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"4696.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"1816.0"},{"label":"split_canvas_h","value":"3132.4"}],"created":"2026-09-22T06:31:56Z","modified":"2026-09-22T06:31:56Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd412m:g4124m:g4124am:g094771909:09477_1909-0003__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd412m:g4124m:g4124am:g094771909:09477_1909-0003/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6512.0,2652.0 6512.0,0.0 4696.0,0.0 4697.6,3132.4 5364.8,3131.2 6512.0,3129.6 6512.0,2652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd412m:g4124m:g4124am:g094771909:09477_1909-0003__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[4696.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.44678723699772,44.611557060305216]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.44555222045138,44.6115712708626]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,3132.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.44551784951875,44.61005245756512]}},{"type":"Feature","properties":{"resourceCoords":[4696.0,3132.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.4467528660651,44.610038247007736]}},{"type":"Feature","properties":{"resourceCoords":[5396.0,2304.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.4462859,44.6104452]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd412m:g4124m:g4124am:g094771909:09477_1909-0003__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Algoma, Wisconsin | 1909 | sanborn09477_002 p3 [3]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"4766.8"},{"label":"split_canvas_w","value":"4015.2"},{"label":"split_canvas_h","value":"2941.2"}],"created":"2026-09-22T06:31:56Z","modified":"2026-09-22T06:31:56Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd412m:g4124m:g4124am:g094771909:09477_1909-0003__3/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd412m:g4124m:g4124am:g094771909:09477_1909-0003/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3792.0,7708.0 4014.8,7708.0 4015.2,4766.8 0.0,4774.4 -0.0,7708.0 3792.0,7708.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd412m:g4124m:g4124am:g094771909:09477_1909-0003__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,4766.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.44227443359432,44.60717179931083]}},{"type":"Feature","properties":{"resourceCoords":[4015.2,4766.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.43954293969387,44.60716079071304]}},{"type":"Feature","properties":{"resourceCoords":[4015.2,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.43955425719119,44.60573298195346]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.44228575109165,44.60574399055125]}},{"type":"Feature","properties":{"resourceCoords":[1775.6,7500.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.441077,44.60584]}}]}}]}