{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn08716_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Rio Grande City, Texas | 1894 | mapsnap generated fit (2026-10-18)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-18"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"3"},{"label":"placed","value":"3"},{"label":"unplaced","value":"0"},{"label":"fit sources","value":"georef-snap 2, georef 1"},{"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:gmd403m:g4034m:g4034rm:g4034rm_g087161894:08716_1894-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Rio Grande City, Texas | 1894 | sanborn08716_001 p1","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.90"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T02:31:57Z","modified":"2026-10-18T02:31:57Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034rm:g4034rm_g087161894:08716_1894-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034rm:g4034rm_g087161894:08716_1894-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"49.2,1856.5 44.8,38.5 1524.7,29.1 1572.1,165.6 1579.7,946.8 1550.8,947.0 1554.5,1181.9 1559.0,1864.7 1444.8,1866.5 49.2,1856.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034rm:g4034rm_g087161894:08716_1894-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[485.0,939.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.82139984370498,26.380248378495907]}},{"type":"Feature","properties":{"resourceCoords":[1011.0,1861.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.82099443874691,26.378299271127023]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034rm:g4034rm_g087161894:08716_1894-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Rio Grande City, Texas | 1894 | sanborn08716_001 p2 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.92"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3854.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"3798.0"}],"created":"2026-10-18T02:31:57Z","modified":"2026-10-18T02:31:57Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034rm:g4034rm_g087161894:08716_1894-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034rm:g4034rm_g087161894:08716_1894-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"123.1,1190.2 114.0,1871.0 1513.1,1911.5 1579.8,1836.9 1578.5,1693.4 1612.0,1693.9 1612.0,1693.3 1563.2,1691.5 1560.0,1449.2 1552.8,1449.0 1558.4,1220.8 1559.0,981.5 1544.9,1007.5 152.5,990.2 152.8,963.5 124.1,963.5 123.1,1190.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034rm:g4034rm_g087161894:08716_1894-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[114.0,1871.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.8199176,26.3779571]}},{"type":"Feature","properties":{"resourceCoords":[1559.0,981.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.8164716,26.3787053]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034rm:g4034rm_g087161894:08716_1894-0002__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Rio Grande City, Texas | 1894 | sanborn08716_001 p2 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.93"},{"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":"3854.0"}],"created":"2026-10-18T02:31:57Z","modified":"2026-10-18T02:31:57Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034rm:g4034rm_g087161894:08716_1894-0002__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034rm:g4034rm_g087161894:08716_1894-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"162.4,944.1 163.4,944.1 1455.1,941.0 1530.2,869.2 1533.4,231.6 1463.3,94.7 1403.9,122.7 1410.1,51.5 271.6,20.8 109.3,84.2 96.9,165.8 97.1,227.8 100.5,468.8 98.8,698.6 105.9,698.6 113.3,942.5 162.4,944.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034rm:g4034rm_g087161894:08716_1894-0002__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[563.0,214.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.81554851960357,26.378446523577544]}},{"type":"Feature","properties":{"resourceCoords":[1027.0,214.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.8146379418355,26.378166184492898]}}]}}]}