{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn00411_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Beaumont, California | 1907 | mapsnap generated fit (2026-10-19)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-19"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"5"},{"label":"placed","value":"2"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"snap:0 1, 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, 33.92963,-116.97708 +/-208m); p1__2 (tier 1, 33.68945,-117.38443 +/-242m); p1__3 (tier 4, 33.92963,-116.97708 +/-208m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364bm:g4364bm_g004111907:00411_1907-0001__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaumont, California | 1907 | sanborn00411_003 p1 [4]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.31"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"6548.0"},{"label":"split_canvas_w","value":"1870.0"},{"label":"split_canvas_h","value":"1104.0"}],"created":"2026-10-19T02:35:35Z","modified":"2026-10-19T02:35:35Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364bm:g4364bm_g004111907:00411_1907-0001__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364bm:g4364bm_g004111907:00411_1907-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"452.5,1903.6 407.4,1700.2 200.4,1656.1 131.0,1714.3 8.9,1661.0 15.2,1907.7 452.5,1903.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364bm:g4364bm_g004111907:00411_1907-0001__4/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,1637.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-116.97543382418638,33.929426951385516]}},{"type":"Feature","properties":{"resourceCoords":[467.5,1637.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-116.9743628572751,33.92940411777625]}},{"type":"Feature","properties":{"resourceCoords":[467.5,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-116.97437897268854,33.9288763588053]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-116.97544993959983,33.92889919241457]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364bm:g4364bm_g004111907:00411_1907-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaumont, California | 1907 | sanborn00411_003 p2","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.36"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:35:35Z","modified":"2026-10-19T02:35:35Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364bm:g4364bm_g004111907:00411_1907-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364bm:g4364bm_g004111907:00411_1907-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1600.2,284.9 1606.2,497.5 1512.2,865.4 1609.2,1269.7 1591.9,1885.8 33.5,1856.5 29.3,1311.0 93.8,1169.7 13.2,333.4 64.3,36.1 1537.7,50.9 1600.2,284.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364bm:g4364bm_g004111907:00411_1907-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[377.0,1271.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-116.9799848,33.9309178]}},{"type":"Feature","properties":{"resourceCoords":[377.0,49.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-116.9771802,33.9309299]}}]}}]}