{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn02727_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Lyons, Iowa | 1902 | mapsnap generated fit (2026-09-23)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-23"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"21"},{"label":"placed","value":"5"},{"label":"unplaced","value":"16"},{"label":"fit sources","value":"georef 3, georef-snap 1, snap:1 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"2 sheet(s) cut into 10 panels"},{"label":"unplaced pages","value":"p1 (tier 3, 41.84612,-90.20034 +/-772m); p10 (tier 3, 41.84448,-90.17946 +/-772m); p11 (tier 3, 41.83978,-90.17139 +/-772m); p12 (tier 3, 41.84176,-90.16300 +/-772m); p13__1 (tier 1, 41.84028,-90.19762 +/-143m); p13__2 (tier 1, 41.83876,-90.18829 +/-145m); p13__4 (tier 1, 41.85077,-90.19542 +/-100m); p13__5 (tier 1, 41.83859,-90.20614 +/-100m); p13__6 (tier 1, 41.83851,-90.20588 +/-100m); p2__1 (tier 1, 41.84186,-90.21531 +/-154m); p2__2 (tier 1, 41.84471,-90.21076 +/-185m); p2__3 (tier 1, 41.83383,-90.18617 +/-100m); p2__4 (tier 1, 41.84162,-90.21106 +/-100m); p5 (tier 1, 41.84180,-90.19268 +/-266m); p6 (tier 1, 41.84262,-90.18892 +/-229m); p9 (tier 2, 41.87223,-90.18816 +/-100m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154lm:g027271902:02727_1902-0013__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lyons, Iowa | 1902 | sanborn02727_004 p13 [3]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"2750.0"},{"label":"split_canvas_y","value":"3964.4"},{"label":"split_canvas_w","value":"1336.0"},{"label":"split_canvas_h","value":"1689.6"}],"created":"2026-09-23T15:54:09Z","modified":"2026-09-23T15:54:09Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154lm:g027271902:02727_1902-0013__3/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154lm:g027271902:02727_1902-0013/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"4071.2,5654.0 4086.0,3984.8 2761.2,3964.4 2750.0,5629.6 4071.2,5654.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154lm:g027271902:02727_1902-0013__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[2750.0,3964.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.2046830695097,41.83801347650547]}},{"type":"Feature","properties":{"resourceCoords":[4086.0,3964.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.20466326673387,41.83745446091399]}},{"type":"Feature","properties":{"resourceCoords":[4086.0,5654.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.20560184306137,41.83743574479992]}},{"type":"Feature","properties":{"resourceCoords":[2750.0,5654.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.2056216458372,41.8379947603914]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154lm:g027271902:02727_1902-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lyons, Iowa | 1902 | sanborn02727_004 p3","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"}],"created":"2026-09-23T15:54:09Z","modified":"2026-09-23T15:54:09Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154lm:g027271902:02727_1902-0003/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154lm:g027271902:02727_1902-0003/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 6452.0,0.0 6452.0,7652.0 5662.4,7652.0 5657.4,7207.0 5467.0,7205.9 454.7,7249.7 459.2,7652.0 -0.0,7652.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154lm:g027271902:02727_1902-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3848.0,1444.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1889643,41.8539722]}},{"type":"Feature","properties":{"resourceCoords":[3848.0,7216.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1897124,41.8514007]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154lm:g027271902:02727_1902-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lyons, Iowa | 1902 | sanborn02727_004 p4","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"}],"created":"2026-09-23T15:54:09Z","modified":"2026-09-23T15:54:09Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154lm:g027271902:02727_1902-0004/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154lm:g027271902:02727_1902-0004/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7652.0 -0.0,350.4 6452.0,369.8 6452.0,7652.0 -0.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154lm:g027271902:02727_1902-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4208.0,3168.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1899912,41.850388]}},{"type":"Feature","properties":{"resourceCoords":[4208.0,5968.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1902687,41.8493797]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154lm:g027271902:02727_1902-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lyons, Iowa | 1902 | sanborn02727_004 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T15:54:09Z","modified":"2026-09-23T15:54:09Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154lm:g027271902:02727_1902-0007/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154lm:g027271902:02727_1902-0007/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7652.0 -0.0,-0.0 6452.0,0.0 6452.0,7652.0 -0.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154lm:g027271902:02727_1902-0007/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.19081363670544,41.84289627497891]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.18725793235065,41.84288284692913]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.18727915910192,41.839718994195444]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.19083486345671,41.83973242224523]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154lm:g027271902:02727_1902-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lyons, Iowa | 1902 | sanborn02727_004 p8","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"6"}],"created":"2026-09-23T15:54:09Z","modified":"2026-09-23T15:54:09Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154lm:g027271902:02727_1902-0008/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154lm:g027271902:02727_1902-0008/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7652.0 -0.0,-0.0 6452.0,0.0 6452.0,7652.0 -0.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd415m:g4154m:g4154lm:g027271902:02727_1902-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4104.0,2808.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1893129,41.8738234]}},{"type":"Feature","properties":{"resourceCoords":[6092.0,2808.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1881819,41.8738168]}}]}}]}