{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn09206_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Kahlotus, Washington | 1930 | 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":"4"},{"label":"placed","value":"1"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 4 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 46.64243,-118.55594 +/-100m); p1__3 (tier 4, 46.64243,-118.55594 +/-100m); p1__4 (tier 4, 46.64243,-118.55594 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092061930:09206_1930-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Kahlotus, Washington | 1930 | sanborn09206_002 p1 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.32"},{"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":"2026-10-17T19:34:16Z","modified":"2026-10-17T19:34:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092061930:09206_1930-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092061930:09206_1930-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"752.3,1891.8 1561.3,1856.3 1611.0,801.2 1567.1,74.5 1432.8,28.0 496.8,47.1 471.1,323.8 466.4,325.8 466.4,330.4 454.7,330.6 365.8,367.5 286.8,718.5 61.4,790.7 21.9,1606.3 41.9,1816.2 145.9,1884.8 230.7,1676.1 328.9,1690.9 387.4,1690.3 499.0,1689.1 499.0,1689.6 499.8,1716.7 535.9,1829.4 752.3,1891.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092061930:09206_1930-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[932.0,178.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.5539019,46.642221]}},{"type":"Feature","properties":{"resourceCoords":[1380.0,178.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.5538882,46.6414138]}}]}}]}