{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn04427_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Bay Saint Louis, Mississippi | 1893 | mapsnap generated fit (2026-10-20)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-20"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"12"},{"label":"placed","value":"3"},{"label":"unplaced","value":"9"},{"label":"fit sources","value":"georef 1, snap:0 1, georef-snap 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"4 sheet(s) cut into 11 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 30.30918,-89.32976 +/-273m); p1__2 (tier 1, 30.27775,-89.39189 +/-207m); p2__1 (tier 1, 30.31031,-89.32728 +/-258m); p4__1 (tier 4, 30.30918,-89.32976 +/-273m); p4__2 (tier 4, 30.30918,-89.32976 +/-273m); p4__3 (tier 4, 30.30918,-89.32976 +/-273m); p5__1 (tier 1, 30.30531,-89.32899 +/-142m); p5__3 (tier 1, 30.30517,-89.33333 +/-153m); p5__4 (tier 1, 30.31055,-89.32837 +/-126m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984bm:g3984bm_g044271893:04427_1893-0002__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bay Saint Louis, Mississippi | 1893 | sanborn04427_001 p2 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.88"},{"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":"1986.0"},{"label":"split_canvas_h","value":"3621.6"}],"created":"2026-10-20T03:55:21Z","modified":"2026-10-20T03:55:21Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984bm:g3984bm_g044271893:04427_1893-0002__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984bm:g3984bm_g044271893:04427_1893-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"33.5,31.8 27.5,831.3 468.6,853.6 459.2,75.2 33.5,31.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984bm:g3984bm_g044271893:04427_1893-0002__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[252.8,174.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.330164,30.3118123]}},{"type":"Feature","properties":{"resourceCoords":[252.8,828.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.3288432,30.3113904]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984bm:g3984bm_g044271893:04427_1893-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bay Saint Louis, Mississippi | 1893 | sanborn04427_001 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.38"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T03:55:21Z","modified":"2026-10-20T03:55:21Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984bm:g3984bm_g044271893:04427_1893-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984bm:g3984bm_g044271893:04427_1893-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"67.2,1142.2 23.5,1143.0 21.7,870.9 41.6,870.6 21.0,530.5 76.3,266.2 716.6,34.9 1041.4,27.2 1230.3,118.8 1516.0,50.9 1603.2,213.2 1576.9,1722.9 1513.2,1831.5 993.5,1886.2 134.1,1795.6 127.2,1586.3 62.2,1452.5 67.2,1142.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984bm:g3984bm_g044271893:04427_1893-0003/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.32944578080087,30.30999928065613]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.32614055868069,30.308859165550267]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.32769580825608,30.305451080185655]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.33100103037626,30.306591195291514]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984bm:g3984bm_g044271893:04427_1893-0005__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bay Saint Louis, Mississippi | 1893 | sanborn04427_001 p5 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.69"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3866.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2586.0"},{"label":"split_canvas_h","value":"3913.2"}],"created":"2026-10-20T03:55:21Z","modified":"2026-10-20T03:55:21Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984bm:g3984bm_g044271893:04427_1893-0005__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984bm:g3984bm_g044271893:04427_1893-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"969.2,914.6 1293.7,927.1 1294.1,881.5 1578.8,886.0 1591.7,131.3 1464.7,20.9 1066.8,49.5 1009.1,896.5 969.2,914.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984bm:g3984bm_g044271893:04427_1893-0005__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1292.2,885.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.33032076355694,30.307940859414366]}},{"type":"Feature","properties":{"resourceCoords":[1292.2,60.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.33196065636578,30.308462151769884]}}]}}]}