{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn08502_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Donna, Texas | 1925 | mapsnap generated fit (2026-09-20)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-20"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"6"},{"label":"placed","value":"3"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef 3, snap:0 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 5 panels"},{"label":"unplaced pages","value":"p2__3 (tier 1, 26.17060,-98.05045 +/-100m); p2__5 (tier 1, 26.17331,-98.05241 +/-100m)"},{"label":"withheld","value":"p2__2 (27.6 km from the catalogue location)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034dm:g4034dm_g085021925:08502_1925-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Donna, Texas | 1925 | sanborn08502_002 p1","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:05:42Z","modified":"2026-09-20T16:05:42Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034dm:g4034dm_g085021925:08502_1925-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034dm:g4034dm_g085021925:08502_1925-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 -0.0,61.9 143.9,62.1 139.5,0.0 1613.0,0.0 1613.0,1913.0 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034dm:g4034dm_g085021925:08502_1925-0001/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.05650848073455,26.169681901262397]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.05320312347806,26.169204069122575]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.05383013005196,26.16566097348299]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.05713548730846,26.16613880562281]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034dm:g4034dm_g085021925:08502_1925-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Donna, Texas | 1925 | sanborn08502_002 p2 [1]","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"22"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"5388.4"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-20T16:05:42Z","modified":"2026-09-20T16:05:42Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034dm:g4034dm_g085021925:08502_1925-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034dm:g4034dm_g085021925:08502_1925-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"753.4,1913.0 787.0,1913.0 1009.0,1913.0 1186.6,1913.0 1346.9,1913.0 1347.1,1712.7 1187.4,1716.3 1193.2,739.4 1194.9,442.1 1197.2,0.0 -0.0,0.0 -0.0,1913.0 332.0,1913.0 333.1,1821.5 754.2,1825.0 753.4,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034dm:g4034dm_g085021925:08502_1925-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[614.0,1112.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.0561234,26.1736396]}},{"type":"Feature","properties":{"resourceCoords":[895.1,734.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.0547523,26.1748635]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034dm:g4034dm_g085021925:08502_1925-0002__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Donna, Texas | 1925 | sanborn08502_002 p2 [4]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"7"},{"label":"split_canvas_x","value":"4749.6"},{"label":"split_canvas_y","value":"2957.6"},{"label":"split_canvas_w","value":"1702.4"},{"label":"split_canvas_h","value":"3907.6"}],"created":"2026-09-20T16:05:42Z","modified":"2026-09-20T16:05:42Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034dm:g4034dm_g085021925:08502_1925-0002__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034dm:g4034dm_g085021925:08502_1925-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1545.4,1135.4 1613.0,1135.6 1613.0,755.7 1209.2,756.1 1209.0,844.0 1192.6,844.1 1187.4,1716.3 1347.1,1712.7 1545.7,1709.1 1545.4,1135.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034dm:g4034dm_g085021925:08502_1925-0002__4/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1479.1,1501.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.0570553,26.16822]}},{"type":"Feature","properties":{"resourceCoords":[1479.1,757.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.0565549,26.1710401]}}]}}]}