{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn04973_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Dillon, Montana | 1890 | mapsnap generated fit (2026-09-20)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-20"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"7"},{"label":"placed","value":"5"},{"label":"unplaced","value":"2"},{"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, 45.21865,-112.63554 +/-100m); p4__2 (tier 1, 45.21502,-112.64156 +/-100m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd425m:g4254m:g4254dm:g4254dm_g049731890:04973_1890-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dillon, Montana | 1890 | sanborn04973_003 p1 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"11"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4008.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-20T23:11:42Z","modified":"2026-09-20T23:11:42Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd425m:g4254m:g4254dm:g4254dm_g049731890:04973_1890-0001__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd425m:g4254m:g4254dm:g4254dm_g049731890:04973_1890-0001/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3470.8,-0.0 -0.0,0.0 -0.0,7652.0 1798.7,7652.0 1794.5,7329.5 3562.1,7306.6 3545.3,5647.9 3545.5,5647.9 3508.0,1948.0 3950.3,1935.4 3947.9,1694.2 3501.1,1692.0 3470.8,-0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd425m:g4254m:g4254dm:g4254dm_g049731890:04973_1890-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2048.0,5704.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-112.6383657,45.2180473]}},{"type":"Feature","properties":{"resourceCoords":[3508.0,1948.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-112.6359944,45.2189146]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd425m:g4254m:g4254dm:g4254dm_g049731890:04973_1890-0001__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dillon, Montana | 1890 | sanborn04973_003 p1 [3]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"split_canvas_x","value":"3962.8"},{"label":"split_canvas_y","value":"3196.8"},{"label":"split_canvas_w","value":"2489.2"},{"label":"split_canvas_h","value":"4455.2"}],"created":"2026-09-20T23:11:42Z","modified":"2026-09-20T23:11:42Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd425m:g4254m:g4254dm:g4254dm_g049731890:04973_1890-0001__3/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd425m:g4254m:g4254dm:g4254dm_g049731890:04973_1890-0001/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"4420.0,7652.0 6452.0,7652.0 6452.0,7073.4 5724.8,7076.1 5725.4,3196.9 3962.8,3197.2 4008.0,7652.0 4420.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd425m:g4254m:g4254dm:g4254dm_g049731890:04973_1890-0001__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[5724.8,7076.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-112.6399925,45.2156406]}},{"type":"Feature","properties":{"resourceCoords":[5724.8,3408.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-112.6384068,45.2169437]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd425m:g4254m:g4254dm:g4254dm_g049731890:04973_1890-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dillon, Montana | 1890 | sanborn04973_003 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T23:11:42Z","modified":"2026-09-20T23:11:42Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd425m:g4254m:g4254dm:g4254dm_g049731890:04973_1890-0002/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd425m:g4254m:g4254dm:g4254dm_g049731890:04973_1890-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"543.9,2106.0 1041.9,2098.2 1046.6,1861.1 542.1,1851.4 545.4,168.4 -0.0,161.4 -0.0,-0.0 6452.0,-0.0 6452.0,4581.7 6052.4,4594.2 6052.4,5062.8 6072.2,6486.3 6452.0,6482.6 6452.0,7612.7 489.5,7646.5 543.9,2106.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd425m:g4254m:g4254dm:g4254dm_g049731890:04973_1890-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-112.63536291031035,45.219836145221585]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-112.63210027794892,45.21786601461158]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-112.63539403659696,45.215121076287744]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-112.63865666895839,45.21709120689775]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd425m:g4254m:g4254dm:g4254dm_g049731890:04973_1890-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dillon, Montana | 1890 | sanborn04973_003 p3","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"19"}],"created":"2026-09-20T23:11:42Z","modified":"2026-09-20T23:11:42Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd425m:g4254m:g4254dm:g4254dm_g049731890:04973_1890-0003/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd425m:g4254m:g4254dm:g4254dm_g049731890:04973_1890-0003/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"511.2,3831.6 533.1,177.0 6102.1,179.9 6086.8,4789.1 6452.0,4779.9 6452.0,7652.0 -0.0,7652.0 -0.0,4402.5 1233.1,4409.8 1236.6,3833.3 511.2,3831.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd425m:g4254m:g4254dm:g4254dm_g049731890:04973_1890-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2396.0,3836.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-112.6390353,45.2150671]}},{"type":"Feature","properties":{"resourceCoords":[6088.0,3836.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-112.6371566,45.2139468]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd425m:g4254m:g4254dm:g4254dm_g049731890:04973_1890-0004__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dillon, Montana | 1890 | sanborn04973_003 p4 [1]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"20"},{"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":"2026-09-20T23:11:42Z","modified":"2026-09-20T23:11:42Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd425m:g4254m:g4254dm:g4254dm_g049731890:04973_1890-0004__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd425m:g4254m:g4254dm:g4254dm_g049731890:04973_1890-0004/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,2681.6 4344.0,2688.4 4317.6,0.0 628.3,-0.0 602.5,1898.4 982.9,1906.6 955.6,3040.1 567.1,3030.2 436.1,7652.0 6452.0,7652.0 6452.0,2681.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd425m:g4254m:g4254dm:g4254dm_g049731890:04973_1890-0004__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2368.0,3076.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-112.6346607,45.2147076]}},{"type":"Feature","properties":{"resourceCoords":[6028.0,6836.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-112.6343321,45.2122622]}}]}}]}