{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn07411_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Monmouth, Oregon | 1888 | mapsnap generated fit (2026-10-17)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-17"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"2"},{"label":"placed","value":"2"},{"label":"unplaced","value":"0"},{"label":"fit sources","value":"georef 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 2 panels"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294mm:g4294mm_g074111888:07411_1888-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Monmouth, Oregon | 1888 | sanborn07411_001 p1 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.88"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"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":"2026-10-17T20:03:38Z","modified":"2026-10-17T20:03:38Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294mm:g4294mm_g074111888:07411_1888-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294mm:g4294mm_g074111888:07411_1888-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"190.3,1886.8 1362.3,1856.2 1420.3,1782.5 1516.0,1840.5 1566.3,1700.9 1575.4,953.6 1508.7,844.2 1269.0,845.0 1269.0,845.0 1269.0,845.0 1268.4,748.1 1268.4,745.7 1268.0,681.0 1268.2,681.0 1284.4,681.0 1315.7,501.2 1275.7,47.3 88.9,48.7 38.2,129.7 43.2,1814.7 190.3,1886.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294mm:g4294mm_g074111888:07411_1888-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1121.0,1553.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-123.2358251,44.8474579]}},{"type":"Feature","properties":{"resourceCoords":[519.0,369.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-123.237366,44.8496462]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294mm:g4294mm_g074111888:07411_1888-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Monmouth, Oregon | 1888 | sanborn07411_001 p1 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.61"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"5072.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"1380.0"},{"label":"split_canvas_h","value":"3380.0"}],"created":"2026-10-17T20:03:38Z","modified":"2026-10-17T20:03:38Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294mm:g4294mm_g074111888:07411_1888-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294mm:g4294mm_g074111888:07411_1888-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1548.0,159.9 1474.4,35.8 1343.1,65.7 1318.0,473.5 1318.0,511.0 1318.0,681.0 1317.8,681.0 1302.5,725.4 1368.2,732.4 1390.6,827.5 1587.6,804.6 1591.7,145.1 1548.0,159.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294mm:g4294mm_g074111888:07411_1888-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[1268.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-123.23804381868429,44.85225195575097]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-123.23714438091775,44.85224881004247]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,845.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-123.23715522889479,44.85069319527104]}},{"type":"Feature","properties":{"resourceCoords":[1268.0,845.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-123.23805466666133,44.850696340979546]}},{"type":"Feature","properties":{"resourceCoords":[1549.2,183.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-123.2373144,44.8519125]}}]}}]}