{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn00092_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Sheffield, Alabama | 1889 | mapsnap generated fit (2026-10-19)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-19"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"14"},{"label":"placed","value":"2"},{"label":"unplaced","value":"12"},{"label":"fit sources","value":"georef-snap 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 12 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 34.76096,-87.70212 +/-388m); p1__2 (tier 4, 34.76096,-87.70212 +/-388m); p1__3 (tier 4, 34.76096,-87.70212 +/-388m); p2 (tier 4, 34.76096,-87.70212 +/-388m); p3__1 (tier 4, 34.76096,-87.70212 +/-388m); p3__2 (tier 4, 34.76096,-87.70212 +/-388m); p3__3 (tier 4, 34.76096,-87.70212 +/-388m); p3__4 (tier 4, 34.76096,-87.70212 +/-388m); p3__5 (tier 4, 34.76096,-87.70212 +/-388m); p3__6 (tier 4, 34.76096,-87.70212 +/-388m); p3__7 (tier 4, 34.76096,-87.70212 +/-388m); p3__8 (tier 4, 34.76096,-87.70212 +/-388m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974sm:g3974sm_g000921889:00092_1889-0001__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Sheffield, Alabama | 1889 | sanborn00092_001 p1 [4]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.53"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"1948.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"5704.0"}],"created":"2026-10-19T04:39:55Z","modified":"2026-10-19T04:39:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974sm:g3974sm_g000921889:00092_1889-0001__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974sm:g3974sm_g000921889:00092_1889-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"57.1,1887.3 1581.8,1906.3 1552.4,957.6 1595.8,518.3 869.8,537.0 828.4,941.2 828.4,948.2 828.5,962.0 824.5,962.0 136.0,965.6 167.1,992.8 171.1,1024.4 122.8,1037.8 117.3,1145.7 46.0,1182.8 57.1,1887.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974sm:g3974sm_g000921889:00092_1889-0001__4/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[823.0,1491.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.69864317735384,34.76244130655485]}},{"type":"Feature","properties":{"resourceCoords":[327.0,707.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.69974750377574,34.76392685660457]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974sm:g3974sm_g000921889:00092_1889-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Sheffield, Alabama | 1889 | sanborn00092_001 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.24"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T04:39:55Z","modified":"2026-10-19T04:39:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974sm:g3974sm_g000921889:00092_1889-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974sm:g3974sm_g000921889:00092_1889-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"62.9,1844.8 64.8,1910.6 2.8,1906.3 23.1,438.3 58.5,455.3 67.9,438.8 94.4,105.7 146.9,119.6 151.4,86.2 1031.8,17.9 1356.2,101.2 1413.2,72.2 1570.9,152.0 1559.6,1861.5 316.7,1856.4 202.3,1838.2 178.1,1776.5 107.1,1838.8 77.8,1823.0 62.9,1844.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974sm:g3974sm_g000921889:00092_1889-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1405.0,954.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.70454211600399,34.759786804460106]}},{"type":"Feature","properties":{"resourceCoords":[89.0,288.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.70796757223347,34.75888664777456]}}]}}]}