{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn08508_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Eastland, Texas | 1911 | 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":"6"},{"label":"placed","value":"1"},{"label":"unplaced","value":"5"},{"label":"fit sources","value":"georef 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 6 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 32.40182,-98.81887 +/-100m); p1__3 (tier 4, 32.40182,-98.81887 +/-100m); p1__4 (tier 4, 32.40182,-98.81887 +/-100m); p1__5 (tier 4, 32.40182,-98.81887 +/-100m); p1__6 (tier 4, 32.40182,-98.81887 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085081911:08508_1911-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Eastland, Texas | 1911 | sanborn08508_001 p1 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.74"},{"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":"2026-10-17T20:11:46Z","modified":"2026-10-17T20:11:46Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085081911:08508_1911-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085081911:08508_1911-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"50.8,1424.2 36.4,1738.8 73.0,1826.5 1553.2,1839.8 1572.3,1816.4 1556.5,121.0 1424.8,55.3 1176.0,62.8 1092.2,273.0 1008.0,275.1 972.5,496.5 972.0,496.5 744.9,502.1 744.2,496.5 742.5,496.5 742.4,481.4 693.3,77.8 569.0,34.1 510.5,114.6 503.6,685.1 380.9,968.0 381.0,978.4 376.4,978.5 357.6,1021.7 321.4,1380.1 319.4,1380.5 319.4,1386.4 281.3,1386.7 50.8,1424.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085081911:08508_1911-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[740.0,558.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.819011,32.4025573]}},{"type":"Feature","properties":{"resourceCoords":[740.0,1822.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.8190133,32.4002261]}}]}}]}