{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn02692_005.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Independence, Iowa | 1913 | 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":"14"},{"label":"placed","value":"9"},{"label":"unplaced","value":"5"},{"label":"fit sources","value":"georef 6, georef-snap 3"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"3 sheet(s) cut into 7 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 42.46683,-91.89488 +/-100m); p1__2 (tier 1, 42.47791,-91.88970 +/-130m); p2__2 (tier 1, 42.47146,-91.90311 +/-100m); p3__3 (tier 1, 42.47681,-91.89868 +/-100m); p5 (tier 1, 42.46817,-91.89355 +/-258m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Independence, Iowa | 1913 | sanborn02692_005 p10","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T09:24:58Z","modified":"2026-09-22T09:24:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0010/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0010","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"34.4,0.0 1613.0,0.0 1613.0,1913.0 36.5,1913.0 34.4,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0010/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.89190221193651,42.47332504894395]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.88783542694455,42.47334075855342]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.88781034485142,42.46975802896522]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.89187712984338,42.469742319355746]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Independence, Iowa | 1913 | sanborn02692_005 p2 [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":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-22T09:24:58Z","modified":"2026-09-22T09:24:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,0.0 -0.0,-0.0 -0.0,1913.0 1053.1,1913.0 1052.4,1583.0 1613.0,1571.1 1613.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1040.0,896.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.902669,42.469517]}},{"type":"Feature","properties":{"resourceCoords":[503.0,407.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.904044,42.4704059]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Independence, Iowa | 1913 | sanborn02692_005 p3 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2290.4"},{"label":"split_canvas_h","value":"1940.4"}],"created":"2026-09-22T09:24:58Z","modified":"2026-09-22T09:24:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"350.5,485.1 572.6,485.1 572.3,0.0 56.8,-0.0 59.0,454.1 350.4,453.6 350.5,485.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.89212170284569,42.47522925776748]}},{"type":"Feature","properties":{"resourceCoords":[572.6,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.8892363124314,42.4752377316683]}},{"type":"Feature","properties":{"resourceCoords":[572.6,485.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.88922658753067,42.473436469124984]}},{"type":"Feature","properties":{"resourceCoords":[0.0,485.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.89211197794496,42.473427995224164]}},{"type":"Feature","properties":{"resourceCoords":[59.0,454.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.8918155,42.473544]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0003__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Independence, Iowa | 1913 | sanborn02692_005 p3 [2]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"16"},{"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":"2026-09-22T09:24:58Z","modified":"2026-09-22T09:24:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0003__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1133.2,1772.6 1135.4,1064.4 1500.5,1069.2 1544.6,984.9 1545.0,513.0 676.9,-0.0 579.7,21.1 572.3,43.3 572.6,485.1 425.9,485.1 -0.0,1769.5 -0.0,1913.0 138.0,1913.0 423.0,1913.0 1059.8,1913.0 1133.2,1772.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0003__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[578.0,988.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.8933039,42.4735292]}},{"type":"Feature","properties":{"resourceCoords":[1545.0,513.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.891818,42.47136]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Independence, Iowa | 1913 | sanborn02692_005 p4","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"12"}],"created":"2026-09-22T09:24:58Z","modified":"2026-09-22T09:24:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 -0.0,-0.0 1043.6,0.0 1042.6,45.1 1613.0,82.7 1613.0,1913.0 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[564.0,1502.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.8977215,42.466859]}},{"type":"Feature","properties":{"resourceCoords":[564.0,1012.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.8977438,42.467768]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Independence, Iowa | 1913 | sanborn02692_005 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T09:24:58Z","modified":"2026-09-22T09:24:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"40.0,120.8 1613.0,136.0 1613.0,1913.0 -0.0,1913.0 -0.0,253.3 35.1,254.3 40.0,120.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0006/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.8918898142414,42.46996633648815]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.8878493199112,42.47001093620098]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.88777811539171,42.46645118037623]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.89181860972191,42.4664065806634]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Independence, Iowa | 1913 | sanborn02692_005 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T09:24:58Z","modified":"2026-09-22T09:24:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 -0.0,0.0 1613.0,-0.0 1613.0,68.8 1521.1,67.8 1512.6,1610.3 1613.0,1611.7 1613.0,1913.0 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0007/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.8917459009585,42.47855853512048]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.89166594768457,42.475545845959125]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.89647645260047,42.475475415402705]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.89655640587439,42.47848810456406]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Independence, Iowa | 1913 | sanborn02692_005 p8","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"13"}],"created":"2026-09-22T09:24:58Z","modified":"2026-09-22T09:24:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"372.6,1840.4 374.1,1256.1 -0.0,1258.1 -0.0,83.0 1549.9,69.3 1550.2,162.3 1613.0,161.3 1613.0,332.0 1550.8,331.9 1553.7,1245.2 959.0,1250.0 964.2,1833.5 372.6,1840.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[959.0,1250.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.8933039,42.4735292]}},{"type":"Feature","properties":{"resourceCoords":[959.0,72.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.89332,42.475704]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Independence, Iowa | 1913 | sanborn02692_005 p9","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"10"}],"created":"2026-09-22T09:24:58Z","modified":"2026-09-22T09:24:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,-0.0 1593.9,1860.2 1549.8,1860.5 1551.5,1913.0 -0.0,1913.0 -0.0,1700.9 96.7,1698.5 476.6,925.3 75.8,932.3 64.5,599.3 644.8,583.0 618.6,15.9 1613.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026921913:02692_1913-0009/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[881.0,583.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.8932691,42.4709]}},{"type":"Feature","properties":{"resourceCoords":[58.0,30.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.891816,42.47245]}}]}}]}