{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn00985_008.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Denver, Colorado | 1904 | mapsnap generated fit (2026-09-21)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-21"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"153"},{"label":"placed","value":"80"},{"label":"unplaced","value":"73"},{"label":"fit sources","value":"georef 62, georef-snap 14, georef-street 2, snap:0 1, snap:1 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"33 sheet(s) cut into 80 panels"},{"label":"unplaced pages","value":"p0__1 (tier 1, 39.73433,-105.02355 +/-235m); p0__2 (tier 1, 39.73256,-105.02306 +/-153m); p451 (tier 4, 39.75695,-105.02020 +/-5314m); p452 (tier 4, 39.75695,-105.02020 +/-5314m); p453 (tier 4, 39.75695,-105.02020 +/-5314m); p454 (tier 4, 39.75695,-105.02020 +/-5314m); p455 (tier 4, 39.75695,-105.02020 +/-5314m); p456 (tier 2, 39.76529,-105.00848 +/-100m); p457 (tier 2, 39.76751,-105.00681 +/-100m); p459 (tier 1, 39.75201,-105.02453 +/-253m); p461 (tier 4, 39.75695,-105.02020 +/-5314m); p462 (tier 1, 39.76591,-105.00238 +/-252m); p466 (tier 1, 39.76604,-105.01280 +/-252m); p470__1 (tier 1, 39.76195,-105.01343 +/-100m); p471 (tier 1, 39.76319,-105.01118 +/-254m); p473__1 (tier 1, 39.76276,-105.00477 +/-249m); p473__2 (tier 1, 39.76139,-105.00664 +/-100m); p474__1 (tier 2, 39.76178,-105.00364 +/-301m); p474__2 (tier 1, 39.75971,-105.00187 +/-152m); p476__2 (tier 1, 39.76159,-105.04010 +/-100m); p476__3 (tier 1, 39.76265,-105.04214 +/-100m); p482__1 (tier 2, 39.76006,-105.02789 +/-247m); p484__1 (tier 1, 39.76040,-105.02356 +/-254m); p484__2 (tier 1, 39.76051,-105.02428 +/-100m); p484__3 (tier 1, 39.76211,-105.02460 +/-100m); p488__2 (tier 1, 39.76079,-105.01103 +/-100m); p492__2 (tier 1, 39.75919,-105.00789 +/-100m); p493__2 (tier 1, 39.75883,-105.02519 +/-158m); p495__2 (tier 1, 39.75835,-105.01624 +/-100m); p497__3 (tier 2, 39.75760,-105.03007 +/-402m); p498__2 (tier 2, 39.75690,-105.02564 +/-178m); p500__1 (tier 1, 39.75549,-105.02003 +/-242m); p502 (tier 1, 39.75718,-105.01410 +/-254m); p503__1 (tier 1, 39.75210,-105.02722 +/-238m); p504 (tier 2, 39.75502,-105.01486 +/-263m); p508__1 (tier 1, 39.76505,-104.99491 +/-172m); p509__2 (tier 1, 39.75299,-105.02280 +/-115m); p509__4 (tier 1, 39.75464,-105.02245 +/-100m); p510__2 (tier 1, 39.75412,-105.02175 +/-134m); p510__3 (tier 1, 39.75473,-105.02175 +/-100m); p512 (tier 2, 39.75163,-105.01730 +/-168m); p517 (tier 1, 39.77083,-105.01914 +/-251m); p519 (tier 2, 39.73942,-105.02284 +/-211m); p528__1 (tier 2, 39.71003,-105.00425 +/-132m); p528__2 (tier 2, 39.71003,-105.00425 +/-132m); p528__3 (tier 2, 39.71003,-105.00425 +/-132m); p528__4 (tier 2, 39.71003,-105.00425 +/-132m); p528__5 (tier 2, 39.71003,-105.00425 +/-132m); p528__6 (tier 2, 39.71003,-105.00425 +/-132m); p529__1 (tier 4, 39.75695,-105.02020 +/-5314m); p529__2 (tier 4, 39.75695,-105.02020 +/-5314m); p530 (tier 4, 39.75695,-105.02020 +/-5314m); p531 (tier 4, 39.75695,-105.02020 +/-5314m); p532 (tier 4, 39.75695,-105.02020 +/-5314m); p533__1 (tier 4, 39.75695,-105.02020 +/-5314m); p533__2 (tier 4, 39.75695,-105.02020 +/-5314m); p533__3 (tier 4, 39.75695,-105.02020 +/-5314m); p534 (tier 4, 39.75695,-105.02020 +/-5314m); p540 (tier 1, 39.77813,-104.97970 +/-249m); p542__2 (tier 1, 39.78497,-104.97677 +/-127m); p543 (tier 4, 39.75695,-105.02020 +/-5314m); p544__1 (tier 4, 39.75695,-105.02020 +/-5314m); p544__2 (tier 4, 39.75695,-105.02020 +/-5314m); p545__1 (tier 1, 39.76338,-105.00610 +/-100m); p545__2 (tier 1, 39.76388,-105.00625 +/-100m); p545__3 (tier 1, 39.76411,-105.00473 +/-204m); p547 (tier 1, 39.76346,-105.02924 +/-487m); p548__1 (tier 4, 39.75695,-105.02020 +/-5314m); p548__2 (tier 4, 39.75695,-105.02020 +/-5314m); p549__1 (tier 1, 39.75679,-105.00926 +/-100m); p550__3 (tier 2, 39.76878,-105.04453 +/-100m); p553 (tier 4, 39.75695,-105.02020 +/-5314m); p554 (tier 4, 39.75695,-105.02020 +/-5314m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0458/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p458","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0458/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0458","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 1613.0,0.0 1613.0,69.3 1335.2,66.5 1316.3,1913.0 896.9,1913.0 897.5,1833.3 221.4,1827.3 221.8,1771.5 -0.0,1769.8 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0458/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.0085896934198,39.767763041067944]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.0047873733016,39.76778454841312]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.00475442147224,39.764293811183244]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.00855674159044,39.76427230383807]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0460/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p460","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0460/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0460","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,0.0 1613.0,1913.0 -0.0,1913.0 -0.0,-0.0 1613.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0460/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.00544105977674,39.76765951802228]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.00165141224723,39.767650987325915]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.00166448232916,39.76417189304334]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.00545412985868,39.7641804237397]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0463/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p463","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0463/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0463","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,880.8 1072.9,901.4 1090.2,0.0 1613.0,0.0 1613.0,1833.2 2.1,1834.2 -0.0,880.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0463/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[250.0,510.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0236305,39.7668405]}},{"type":"Feature","properties":{"resourceCoords":[250.0,1834.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0236243,39.7644256]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0464/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p464","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0464/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0464","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1447.8,1824.0 205.6,1826.2 203.4,7.7 1447.3,0.0 1447.8,1824.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0464/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[802.0,1166.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0189646,39.7656466]}},{"type":"Feature","properties":{"resourceCoords":[151.0,1166.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0205219,39.7656457]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0465/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p465","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0465/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0465","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1443.0,1826.8 168.2,1824.7 171.0,0.0 1613.0,0.0 1613.0,1818.3 1443.0,1820.3 1443.0,1826.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0465/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[171.0,1163.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.017416,39.7656496]}},{"type":"Feature","properties":{"resourceCoords":[171.0,504.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0174199,39.7668566]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0467/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p467","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0467/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0467","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 -0.0,-0.0 586.2,0.0 585.0,269.6 1483.0,273.0 1478.8,934.6 1613.0,935.0 1613.0,1593.9 1273.8,1593.1 1273.7,1913.0 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0467/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[830.0,1592.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0236146,39.762008]}},{"type":"Feature","properties":{"resourceCoords":[1483.0,273.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0220804,39.7644285]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0468/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p468","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"10"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0468/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0468","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"264.9,1913.0 -0.0,1913.0 -0.0,1352.7 339.9,1353.5 339.6,693.3 205.1,692.9 209.0,30.0 1521.4,34.4 1514.8,1355.8 1613.0,1356.0 1613.0,1698.1 854.6,1693.7 855.5,1544.3 267.1,1540.9 264.9,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0468/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[859.0,695.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0205276,39.7632213]}},{"type":"Feature","properties":{"resourceCoords":[209.0,30.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0220804,39.7644285]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0469/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p469","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"8"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0469/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0469","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"489.9,1448.9 486.9,1793.1 266.3,1792.3 265.5,1449.0 167.0,1449.0 170.5,122.7 1481.9,123.4 1479.7,1448.5 489.9,1448.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0469/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[167.0,788.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0189665,39.7632243]}},{"type":"Feature","properties":{"resourceCoords":[167.0,1449.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.018961,39.7620218]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0470__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p470 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"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":"5628.0"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0470__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0470","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1451.7,1327.0 1455.7,1039.6 1613.0,1041.8 1613.0,0.0 177.5,0.0 161.8,1308.7 1451.7,1327.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0470__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.01628143750483,39.764431053114194]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.01245364775521,39.76447233519245]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1407.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.01240713056688,39.761887602525746]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1407.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.0162349203165,39.76184632044749]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0472/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p472","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0472/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0472","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1282.9,1357.8 707.1,1913.0 702.2,1794.0 260.2,1361.0 132.3,1361.3 133.8,1289.2 -0.0,1294.6 -0.0,-0.0 801.1,0.0 801.1,55.9 1477.9,56.8 1477.9,136.5 1613.0,135.5 1613.0,1340.2 1478.4,1205.5 1468.0,1350.0 1282.9,1357.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0472/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.00992324245475,39.76453371928748]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.00612428817979,39.764533144843995]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.00612516825682,39.76104534225073]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.00992412253177,39.761045916694215]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0475/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p475","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0475/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0475","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 1613.0,0.0 1613.0,1806.9 67.0,1807.0 66.8,1913.0 -0.0,1913.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0475/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[67.0,1807.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0428543,39.762115]}},{"type":"Feature","properties":{"resourceCoords":[1557.0,1807.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0393139,39.7621226]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0476__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p476 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"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":"4448.4"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0476__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0476","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,230.5 1613.0,77.7 62.3,77.3 62.1,183.5 -0.0,183.5 0.0,1108.8 587.7,1110.0 1553.2,1112.0 1554.9,225.8 1613.0,230.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0476__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[561.0,1064.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0416642,39.7603188]}},{"type":"Feature","properties":{"resourceCoords":[1056.0,1064.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0404901,39.7603216]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0477/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p477","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0477/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0477","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"141.1,1688.7 135.5,0.0 1568.2,0.0 1568.9,1689.1 141.1,1688.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0477/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[575.0,526.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0381487,39.7639633]}},{"type":"Feature","properties":{"resourceCoords":[1569.0,1533.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0357918,39.7621298]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0478/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p478","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0478/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0478","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,885.1 71.5,884.9 70.8,0.0 1560.7,0.0 1560.1,832.6 1613.0,832.5 1613.0,1910.2 -0.0,1913.0 -0.0,885.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0478/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1061.0,834.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.036972,39.7603299]}},{"type":"Feature","properties":{"resourceCoords":[568.0,1838.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0381364,39.7585056]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0479/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p479","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"7"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0479/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0479","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"86.0,1759.4 86.7,596.6 84.7,50.9 -0.0,78.8 -0.0,0.0 1563.2,0.0 1568.8,1764.5 86.0,1759.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0479/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1567.0,1131.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0322664,39.7629983]}},{"type":"Feature","properties":{"resourceCoords":[86.0,1605.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0357918,39.7621298]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0480/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p480","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0480/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0480","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"121.9,833.7 69.0,834.0 66.7,0.0 1561.2,0.0 1565.1,1834.3 1465.7,1834.3 1466.1,1913.0 125.5,1911.8 121.9,833.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0480/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1564.0,1326.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0322643,39.759431]}},{"type":"Feature","properties":{"resourceCoords":[69.0,834.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0357924,39.7603327]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0481/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p481","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"12"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0481/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0481","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 -0.0,1821.5 99.0,1822.0 104.6,0.0 1094.9,0.0 1094.2,134.2 1153.8,300.3 1613.0,135.4 1613.0,1829.8 920.0,1827.2 919.9,1913.0 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0481/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1092.0,530.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0299171,39.7608672]}},{"type":"Feature","properties":{"resourceCoords":[99.0,1822.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0322654,39.7585079]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0482__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p482 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"3040.4"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3411.6"},{"label":"split_canvas_h","value":"1989.6"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0482__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0482","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"760.1,0.0 760.1,178.4 806.0,194.9 760.2,320.6 760.2,363.7 1164.1,490.1 1613.0,497.4 1613.0,-0.0 760.1,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0482__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[760.1,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.03017258324363,39.762139138892934]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.0282689502732,39.76266820678049]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,497.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.0278680863639,39.76181527876815]}},{"type":"Feature","properties":{"resourceCoords":[760.1,497.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.02977171933432,39.76128621088059]}},{"type":"Feature","properties":{"resourceCoords":[837.1,37.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0299709,39.7621234]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0483/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p483","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0483/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0483","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"53.1,0.0 1613.0,0.0 1613.0,1333.7 1477.1,1382.2 931.3,1577.1 991.1,1744.6 52.6,1743.0 53.1,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0483/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[53.0,1104.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0322664,39.7629983]}},{"type":"Feature","properties":{"resourceCoords":[53.0,1581.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.032262,39.7621258]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0485/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p485","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0485/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0485","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"576.8,1913.0 464.9,1913.0 -0.0,1608.2 -0.0,-0.0 587.1,0.0 587.0,149.0 1563.0,149.0 1563.7,0.0 1613.0,0.0 1613.0,1155.8 1613.0,1170.3 1613.0,1772.7 576.8,1763.2 576.8,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0485/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[587.0,149.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0205242,39.7613979]}},{"type":"Feature","properties":{"resourceCoords":[1563.0,149.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.018201,39.7613979]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0486/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p486","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"5"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0486/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0486","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"261.1,1462.0 271.1,318.6 222.3,318.1 225.0,127.0 1410.2,133.7 1404.0,798.8 1613.0,799.9 1613.0,1423.7 1190.6,1424.6 1188.2,1816.1 748.7,1586.1 261.1,1462.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0486/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[552.0,127.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.017409,39.7620294]}},{"type":"Feature","properties":{"resourceCoords":[225.0,127.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0181969,39.7620241]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0487/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p487","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0487/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0487","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"218.8,1591.6 212.9,960.8 -0.0,961.6 -0.0,289.1 1080.5,288.8 1080.3,0.0 1613.0,0.0 1613.0,288.6 1496.2,288.6 1496.7,1586.5 218.8,1591.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0487/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.01534516920309,39.76255966912459]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.01153416098455,39.76255802112318]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.01153668572867,39.75905904240416]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.0153476939472,39.75906069040557]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0488__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p488 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"1"},{"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":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0488__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0488","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"979.5,1429.6 979.5,1428.8 1050.4,1359.1 972.2,1273.7 1119.8,1134.8 1613.0,672.3 1613.0,526.7 1192.1,76.8 1065.3,72.0 1069.6,0.0 257.4,0.0 255.3,51.2 139.2,46.5 63.0,1913.0 287.1,1913.0 898.7,1342.9 979.5,1429.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0488__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.0121448811633,39.762104703737464]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.0083203728089,39.76222307000856]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.00813782073696,39.75873505761857]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.01196232909136,39.75861669134748]}},{"type":"Feature","properties":{"resourceCoords":[403.0,1358.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.01106,39.7596582]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0489/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p489","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0489/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0489","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"225.8,107.6 131.8,-0.0 1543.6,-0.0 1545.1,1680.5 828.1,1686.5 830.0,1913.0 124.8,1913.0 113.7,1045.3 94.7,1027.9 113.2,1009.2 103.4,241.7 225.8,107.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0489/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[822.0,939.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0068754,39.7602071]}},{"type":"Feature","properties":{"resourceCoords":[1545.0,1660.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0068814,39.7583197]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0490/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p490","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0490/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0490","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"778.3,1781.3 647.2,1913.0 546.0,1913.0 -0.0,1361.2 -0.0,1266.5 105.0,1153.6 105.0,322.3 814.0,322.2 814.0,-0.0 1535.6,-0.0 1538.2,1403.1 814.0,1406.0 778.3,1781.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0490/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[814.0,687.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0092961,39.7583297]}},{"type":"Feature","properties":{"resourceCoords":[814.0,1406.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0105054,39.7573918]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0491__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p491 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2402.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0491__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0491","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"110.5,1470.2 600.3,1466.1 599.7,0.0 -0.0,0.0 -0.0,179.3 112.2,179.5 110.5,1470.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0491__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[111.1,1658.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0068814,39.7583197]}},{"type":"Feature","properties":{"resourceCoords":[111.1,220.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0041306,39.7604252]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0491__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p491 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"2398.8"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4053.2"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0491__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0491","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1800.1 1613.0,-0.0 733.7,-0.0 728.8,932.3 732.6,1650.0 1584.4,1652.6 1585.0,1913.0 1613.0,1913.0 1613.0,1800.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0491__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[732.6,1650.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0092717,39.7564592]}},{"type":"Feature","properties":{"resourceCoords":[732.6,214.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0068814,39.7583197]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0492__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p492 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"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":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0492__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0492","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 1613.0,657.1 1613.0,130.5 81.0,126.0 47.0,468.7 -0.0,540.0 0.0,1112.5 327.3,1270.1 324.9,1620.9 0.0,1619.1 -0.0,1913.0 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0492__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[788.0,126.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0092717,39.7564592]}},{"type":"Feature","properties":{"resourceCoords":[81.0,126.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0105054,39.7573918]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0493__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p493 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"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":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0493__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0493","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"813.2,1913.0 813.0,1863.0 1466.0,1863.0 1460.8,1195.8 1613.0,1200.1 1613.0,1116.7 1194.4,812.2 1193.7,745.8 507.5,425.9 365.0,0.0 -0.0,-0.0 -0.0,1187.6 113.0,1187.5 111.7,773.7 156.6,773.4 164.0,1863.0 566.1,1863.0 813.2,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0493__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[813.0,1863.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0236319,39.7572497]}},{"type":"Feature","properties":{"resourceCoords":[1466.0,1863.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0220749,39.7572458]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0494__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p494 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"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":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0494__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0494","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"264.0,1773.0 1495.0,1773.0 1495.5,1633.3 1440.8,1124.3 1363.4,1045.1 1263.2,1045.7 1188.1,1046.2 482.8,892.2 740.6,487.7 740.5,408.4 341.0,0.0 -0.0,-0.0 -0.0,707.9 264.0,1773.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0494__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[264.0,1773.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0220749,39.7572458]}},{"type":"Feature","properties":{"resourceCoords":[1495.0,1773.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0191719,39.7572608]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0494__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p494 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"1931.2"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4520.8"},{"label":"split_canvas_h","value":"4330.0"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0494__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0494","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1120.9,162.1 740.0,135.7 740.6,487.7 649.5,630.6 659.9,636.3 656.2,702.5 795.8,710.7 1406.2,1044.9 1475.5,1044.5 1581.0,1073.7 1532.0,748.3 1120.9,162.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0494__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[482.8,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.01968166727616,39.75865361949731]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.01700250141977,39.75877526539482]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1082.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.01685116609244,39.75680426796448]}},{"type":"Feature","properties":{"resourceCoords":[482.8,1082.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.01953033194883,39.756682622066975]}},{"type":"Feature","properties":{"resourceCoords":[1121.3,162.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0181463,39.7584272]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0495__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p495 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"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":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0495__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0495","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1320.5,1448.6 1518.6,1449.5 1519.3,780.6 1613.0,781.2 1613.0,103.6 1321.4,106.3 1320.5,502.3 781.4,231.6 374.8,162.5 371.9,765.3 344.6,764.9 789.1,1326.5 857.5,1680.0 801.4,1669.4 801.5,1679.8 1321.0,1913.0 1320.5,1448.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0495__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.01896903938608,39.759822938986744]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.01515892062177,39.75983705030626]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.01513730285416,39.75633875473946]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.01894742161845,39.756324643419944]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0495__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p495 [3]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"5"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"4877.6"},{"label":"split_canvas_w","value":"3213.6"},{"label":"split_canvas_h","value":"2774.4"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0495__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0495","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"803.4,1913.0 799.7,1472.2 681.8,1279.3 645.1,1219.4 631.6,1219.5 0.0,1224.5 0.0,1913.0 803.4,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0495__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[55.0,1868.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0315046,39.740395]}},{"type":"Feature","properties":{"resourceCoords":[680.4,1261.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0299499,39.7415232]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0496/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p496","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0496/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0496","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"423.8,1913.0 420.6,1454.9 -0.0,1453.7 -0.0,785.0 93.7,785.5 93.0,108.0 1509.5,108.5 1507.3,674.4 1613.0,670.6 1507.0,739.3 1506.9,782.0 1504.0,1519.2 1613.0,1591.2 1613.0,1676.0 1376.6,1913.0 423.8,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0496/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.01537837269144,39.75984448420746]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.01156760118207,39.75985555417715]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.01155064250256,39.756356678480415]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.01536141401193,39.75634560851073]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0497__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p497 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3139.6"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0497__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0497","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 -0.0,1198.3 472.3,1194.8 463.3,0.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0497__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[759.9,1505.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0330413,39.7779432]}},{"type":"Feature","properties":{"resourceCoords":[759.9,201.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0330239,39.7802501]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0497__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p497 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"split_canvas_x","value":"1853.2"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4598.8"},{"label":"split_canvas_h","value":"5925.6"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0497__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0497","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"464.4,138.3 472.0,1161.5 1089.2,1174.2 1088.7,1440.7 1510.9,1440.9 1507.2,0.0 1131.6,0.0 1131.8,139.9 464.4,138.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0497__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[622.2,1440.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0299247,39.7560422]}},{"type":"Feature","properties":{"resourceCoords":[622.2,138.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0299275,39.7585025]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0498__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p498 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"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":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0498__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0498","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1085.0,1098.3 1084.9,0.0 1039.7,0.0 1038.2,417.1 924.2,416.4 927.0,0.0 -0.0,-0.0 -0.0,1760.3 1033.4,1763.6 1032.9,1913.0 1084.6,1913.0 1084.7,1763.8 1613.0,1765.5 1613.0,1101.8 1085.0,1098.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0498__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[524.0,1762.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0265007,39.7560429]}},{"type":"Feature","properties":{"resourceCoords":[524.0,1095.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0265062,39.7572559]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0499/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p499","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0499/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0499","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1478.3,290.0 1482.2,1638.6 183.4,1645.0 180.1,695.1 55.5,695.3 53.3,348.9 178.9,348.9 178.8,298.7 1478.3,290.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0499/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[181.0,960.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.023631,39.7560435]}},{"type":"Feature","properties":{"resourceCoords":[835.0,299.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0220749,39.7572458]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0500__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p500 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"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":"5990.4"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0500__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0500","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1265.4,228.5 782.0,0.0 642.7,0.0 643.0,72.2 65.4,73.2 65.2,1398.9 1223.0,1406.0 1216.1,335.6 1265.4,228.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0500__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[645.0,735.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0191667,39.7560444]}},{"type":"Feature","properties":{"resourceCoords":[1216.0,735.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0178057,39.7560446]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0501__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p501 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"2"},{"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":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0501__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0501","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"605.9,1823.2 604.9,1913.0 1613.0,1913.0 1613.0,490.0 977.5,483.8 975.2,964.2 169.7,594.5 117.4,705.0 113.0,1815.0 605.9,1823.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0501__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[113.0,1120.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0178057,39.7560446]}},{"type":"Feature","properties":{"resourceCoords":[113.0,1815.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0177888,39.754816]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0501__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p501 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4734.4"},{"label":"split_canvas_h","value":"3374.4"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0501__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0501","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,491.4 806.4,843.6 1183.6,0.0 -0.0,-0.0 0.0,491.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0501__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[208.9,573.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0416696,39.7427352]}},{"type":"Feature","properties":{"resourceCoords":[503.8,-44.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0416671,39.7439721]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0503__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p503 [2]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"},{"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":"4190.4"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0503__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0503","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"28.0,14.0 28.0,655.8 588.6,654.8 588.2,969.7 1234.3,969.4 1100.2,816.4 1072.7,570.0 1390.7,572.8 1386.5,1044.3 1613.0,1041.9 1613.0,23.6 28.0,14.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0503__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[28.0,655.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0205482,39.7536163]}},{"type":"Feature","properties":{"resourceCoords":[28.0,14.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0205483,39.7548287]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0505/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p505","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0505/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0505","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 641.5,0.0 646.5,274.0 1347.7,260.1 1359.6,915.6 1479.8,913.2 1492.2,1572.7 261.9,1597.0 261.6,1525.2 -0.0,1526.1 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0505/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.0302993990099,39.756568860891285]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.0264722487079,39.756510993065845]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.02656089431163,39.75299687228412]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.03038804461363,39.75305474010956]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0506/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p506","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0506/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0506","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"121.0,933.0 -0.0,933.1 -0.0,268.8 770.8,267.6 771.0,417.4 822.9,417.1 822.2,267.5 1352.1,266.6 1350.8,0.0 1476.2,0.0 1479.3,1609.6 825.9,1613.9 824.5,1913.0 773.0,1913.0 772.5,1607.5 121.5,1611.8 121.0,933.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0506/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[121.0,933.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0268306,39.7548382]}},{"type":"Feature","properties":{"resourceCoords":[1478.0,933.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.02363,39.7548349]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0507/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p507","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0507/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0507","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,0.0 1613.0,0.0 1613.0,71.6 1524.5,73.1 1555.5,1913.0 -0.0,1913.0 -0.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0507/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.03358323501676,39.75380600073927]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.02974926548876,39.75375764580648]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.02982333568073,39.75023712288858]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.03365730520873,39.750285477821365]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0508__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p508 [2]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"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":"5455.2"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0508__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0508","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"162.8,17.6 163.9,1345.9 1481.8,1346.2 1482.1,16.7 162.8,17.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0508__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[163.0,677.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0299626,39.752421]}},{"type":"Feature","properties":{"resourceCoords":[1482.0,677.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0268327,39.7524199]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0509__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p509 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"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":"5425.6"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0509__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0509","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1482.0,1309.8 1488.0,6.8 844.5,6.7 841.2,301.3 790.4,300.9 792.0,0.0 150.8,0.0 142.7,1355.6 680.7,1352.6 831.8,1351.7 831.8,1309.0 1482.0,1309.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0509__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[143.0,1307.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0268338,39.7512005]}},{"type":"Feature","properties":{"resourceCoords":[1485.0,656.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0236279,39.7524124]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0509__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p509 [3]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"2722.8"},{"label":"split_canvas_y","value":"5398.4"},{"label":"split_canvas_w","value":"2029.6"},{"label":"split_canvas_h","value":"2253.6"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0509__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0509","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"680.7,1913.0 744.0,1913.0 1028.3,1913.0 1188.1,1913.0 1184.7,1349.6 680.7,1352.6 680.7,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0509__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[680.7,1349.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.03914556986363,39.73501014336067]}},{"type":"Feature","properties":{"resourceCoords":[1188.1,1349.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.03794021849306,39.73499713829123]}},{"type":"Feature","properties":{"resourceCoords":[1188.1,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.0379589946309,39.73396805421024]}},{"type":"Feature","properties":{"resourceCoords":[680.7,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.03916434600147,39.73398105927968]}},{"type":"Feature","properties":{"resourceCoords":[1108.2,1450.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0381334,39.7348149]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0510__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p510 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"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":"5268.4"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0510__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0510","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1450.6,0.0 151.9,0.0 150.2,1229.8 1448.1,1233.1 1450.6,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0510__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[805.0,650.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0220771,39.7536105]}},{"type":"Feature","properties":{"resourceCoords":[151.0,650.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.023629,39.753608]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0511/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p511","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0511/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0511","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1420.5 217.0,1416.0 203.9,98.4 783.9,92.2 786.3,418.2 1454.8,412.0 1301.4,229.5 1284.0,0.0 1613.0,0.0 1613.0,1535.5 1127.5,1540.8 1128.2,1812.0 549.4,1707.4 218.2,1532.4 104.5,1552.0 108.4,1913.0 -0.0,1913.0 -0.0,1420.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0511/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[790.0,753.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0191706,39.7524122]}},{"type":"Feature","properties":{"resourceCoords":[217.0,1416.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0205447,39.7512114]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0513/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p513","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0513/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0513","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1531.5,56.1 1566.4,1913.0 -0.0,1913.0 -0.0,606.4 222.9,605.7 212.2,81.0 1531.5,56.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0513/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.03046036167268,39.751358217441805]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.02663794588894,39.75130045173793]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.02672642838117,39.747790413449266]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.03054884416491,39.74784817915314]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0514/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p514","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0514/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0514","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"820.0,135.6 819.8,88.0 1473.5,86.2 1473.6,190.8 1613.0,191.1 1613.0,746.7 1473.3,747.0 1473.0,1407.0 1613.0,1406.5 1613.0,1913.0 123.5,1913.0 127.3,138.3 820.0,135.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0514/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[126.0,744.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0268349,39.7500007]}},{"type":"Feature","properties":{"resourceCoords":[1473.0,1407.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0236233,39.7487898]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0515__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p515 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3338.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"4314.0"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0515__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0515","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"312.3,1913.0 1473.0,1913.0 1477.6,944.5 1358.6,944.4 1358.9,836.2 315.9,843.0 315.5,943.2 175.5,943.1 173.0,1604.2 213.9,1604.1 313.3,1604.1 312.3,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0515__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[173.0,1604.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0236233,39.7487898]}},{"type":"Feature","properties":{"resourceCoords":[1474.0,1604.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.020529,39.7488012]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0515__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p515 [2]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"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":"3380.4"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0515__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0515","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"158.1,844.0 1245.1,836.9 1245.9,740.3 1464.3,737.6 1462.5,0.0 156.9,0.0 158.1,844.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0515__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[157.0,76.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0236279,39.7524124]}},{"type":"Feature","properties":{"resourceCoords":[1462.0,76.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0205481,39.7524112]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0516/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p516","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0516/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0516","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 -0.0,1514.3 118.6,1514.0 120.7,531.3 -0.0,531.5 -0.0,-0.0 142.7,0.0 448.8,162.2 1033.7,274.5 1035.9,0.0 1613.0,0.0 1613.0,1913.0 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0516/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.0208147,39.7509649]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.0170331,39.7509711]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.01702350000001,39.7475228]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.0208051,39.7475166]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0518/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p518","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0518/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0518","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1526.5,1913.0 -0.0,1913.0 -0.0,-0.0 1613.0,0.0 1613.0,728.3 1566.5,727.0 1526.5,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0518/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.02909170196766,39.740497827925935]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.0251572907962,39.74050389632515]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.02514799698082,39.736890454622426]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.02908240815228,39.73688438622321]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0520/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p520","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"2"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0520/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0520","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 -0.0,-0.0 1613.0,0.0 1613.0,1913.0 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0520/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[846.0,1212.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0199048,39.7400112]}},{"type":"Feature","properties":{"resourceCoords":[563.0,1212.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0203411,39.7400265]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0521/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p521","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0521/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0521","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 12.0,0.0 1613.0,0.0 1613.0,235.8 1480.0,241.6 1535.9,1912.2 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0521/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.02529595027778,39.73913118680876]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.02145448844986,39.73905119382825]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.02157699522066,39.735523023739105]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.02541845704856,39.73560301671962]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0522/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p522","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0522/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0522","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"64.1,1913.0 81.8,0.0 1613.0,0.0 1613.0,1913.0 64.1,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0522/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[69.0,1580.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0217628,39.7364747]}},{"type":"Feature","properties":{"resourceCoords":[69.0,153.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0218047,39.738405]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0523__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p523 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3186.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0523__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0523","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,-0.0 -0.0,660.6 156.8,659.7 175.4,1913.0 755.0,1913.0 796.5,1913.0 765.6,0.0 0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0523__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[275.8,1150.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0186848,39.7257207]}},{"type":"Feature","properties":{"resourceCoords":[275.8,659.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0175218,39.7257209]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0523__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p523 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"3062.4"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3389.6"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0523__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0523","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1541.5,1040.0 1613.0,1040.3 1613.0,0.0 765.6,0.0 796.5,1913.0 1022.0,1913.0 1546.2,1913.0 1541.5,1040.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0523__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1055.4,1040.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0198696,39.7275154]}},{"type":"Feature","properties":{"resourceCoords":[1541.0,1040.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0187023,39.7275173]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0524/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p524","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0524/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0524","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"155.0,1048.0 227.3,1048.0 222.9,0.0 1613.0,0.0 1613.0,1913.0 1312.9,1913.0 1312.5,1754.7 652.7,1756.2 654.0,1913.0 163.3,1913.0 155.0,1048.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0524/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[647.0,1048.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0175356,39.7275154]}},{"type":"Feature","properties":{"resourceCoords":[155.0,1048.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0187023,39.7275173]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0525/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p525","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0525/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0525","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 -0.0,1913.0 -0.0,294.4 40.0,295.0 36.6,22.5 1613.0,0.0 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0525/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.02184739951987,39.73606586817637]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.01804717249527,39.736034774994486]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.01809478884562,39.73254433794651]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.02189501587021,39.73257543112839]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0526/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p526","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0526/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0526","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 1613.0,0.0 1613.0,1913.0 -0.0,1913.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0526/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.00930099198783,39.717359287054585]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.00552392336455,39.71737650948941]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.00549755613297,39.71390637667692]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.00927462475624,39.71388915424209]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0527/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p527","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0527/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0527","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 -0.0,-0.0 1613.0,0.0 1613.0,1913.0 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0527/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.00758371214873,39.712292525198116]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.00377351886372,39.71226441232754]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.0038165561079,39.70876359901744]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.00762674939291,39.70879171188801]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0535/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p535","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"11"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0535/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0535","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"462.9,1742.3 450.4,1913.0 -0.0,1913.0 -0.0,-0.0 1440.9,11.6 1441.1,1613.7 1341.8,1612.5 1340.2,1748.5 462.9,1742.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0535/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[473.0,615.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-104.9858008,39.781934]}},{"type":"Feature","properties":{"resourceCoords":[956.0,1608.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-104.9846504,39.7801478]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0536/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p536","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"8"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0536/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0536","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 10.8,171.9 455.9,168.8 467.2,0.0 1613.0,0.0 1613.0,268.1 1402.0,266.3 1402.0,1843.3 1322.5,1843.8 1322.5,1905.7 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0536/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[445.0,859.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-104.9858585,39.7783304]}},{"type":"Feature","properties":{"resourceCoords":[1402.0,859.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-104.9835856,39.7783304]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0537/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p537","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"11"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0537/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0537","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1612.0 100.0,1612.0 80.9,0.0 1193.5,0.0 1192.0,125.1 1387.4,127.4 1390.4,651.6 1562.3,651.4 1567.7,1568.4 1567.9,1612.0 1396.0,1612.0 1397.8,1913.0 284.4,1913.0 283.6,1747.6 -0.0,1748.9 -0.0,1612.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0537/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1086.0,1612.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-104.9812111,39.7801356]}},{"type":"Feature","properties":{"resourceCoords":[100.0,1612.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-104.9835114,39.7801438]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0538/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p538","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0538/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0538","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"79.5,271.6 290.7,273.3 290.7,167.6 1613.0,194.5 1613.0,1913.0 -0.0,1913.0 -0.0,1851.0 79.6,1850.5 79.5,271.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0538/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[561.0,865.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-104.9824434,39.7783303]}},{"type":"Feature","properties":{"resourceCoords":[80.0,865.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-104.9835856,39.7783304]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0539/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p539","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0539/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0539","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 -0.0,1593.0 170.0,1594.0 170.0,1550.8 170.0,644.0 -0.0,643.3 -0.0,124.9 876.8,140.3 889.2,66.0 170.0,63.5 170.0,0.0 1072.6,0.0 1224.9,679.8 1613.0,592.8 1613.0,1913.0 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0539/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[170.0,644.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-104.9800894,39.7818548]}},{"type":"Feature","properties":{"resourceCoords":[170.0,1594.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-104.9800868,39.7801315]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0541/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p541","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0541/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0541","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 -0.0,0.0 1613.0,0.0 1584.8,1171.9 1075.5,1913.0 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0541/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[357.0,1390.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-104.9800896,39.7837346]}},{"type":"Feature","properties":{"resourceCoords":[357.0,364.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-104.9800501,39.7855852]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0542__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p542 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"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":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0542__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0542","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"758.6,1913.0 763.8,1148.1 875.5,1036.8 1613.0,1051.7 1613.0,0.0 606.5,0.0 441.8,720.8 -0.0,618.9 -0.0,1913.0 758.6,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0542__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-104.97859820633887,39.78519762921002]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-104.97486417915076,39.785844496224]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-104.97386653926081,39.782439004095394]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-104.97760056644893,39.78179213708141]}},{"type":"Feature","properties":{"resourceCoords":[1045.0,50.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-104.976153,39.7855277]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0546/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p546","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"3"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0546/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0546","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 -0.0,1913.0 -0.0,-0.0 1613.0,0.0 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0546/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[546.0,1070.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0346106,39.7767434]}},{"type":"Feature","properties":{"resourceCoords":[546.0,67.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0346141,39.7783842]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0549__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p549 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"12"},{"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":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0549__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0549","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1579.8,1913.0 1613.0,1877.6 1613.0,0.0 -0.0,-0.0 0.0,1439.9 378.1,1440.9 379.6,1642.0 381.2,1913.0 1579.8,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0549__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1106.0,1142.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0451593,39.767756]}},{"type":"Feature","properties":{"resourceCoords":[230.0,1617.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0468768,39.7669659]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0550__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p550 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"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":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0550__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0550","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1604.7 -0.0,1913.0 1055.8,1913.0 1062.5,835.1 1065.2,410.5 1613.0,410.4 1613.0,84.3 1057.3,85.4 1059.0,0.0 -0.0,-0.0 27.3,1604.9 -0.0,1604.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0550__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[57.0,1100.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.044025,39.7675739]}},{"type":"Feature","properties":{"resourceCoords":[1559.0,84.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0405012,39.7694596]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0550__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p550 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"4250.0"},{"label":"split_canvas_y","value":"1641.6"},{"label":"split_canvas_w","value":"2202.0"},{"label":"split_canvas_h","value":"1701.6"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0550__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0550","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,799.2 1613.0,410.4 1065.2,410.5 1064.9,453.3 1084.5,798.9 1613.0,799.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0550__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1084.5,798.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0416888,39.7694449]}},{"type":"Feature","properties":{"resourceCoords":[1564.0,798.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0405012,39.7694596]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0551/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p551","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0551/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0551","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1549.8,0.0 1517.3,96.8 1510.5,1062.6 1422.1,1062.8 1408.2,1895.3 -0.0,1913.0 -0.0,-0.0 1549.8,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0551/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.054585,39.7549654]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.0507582,39.7549691]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.0507525,39.75147989999999]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.0545793,39.7514762]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0552/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p552","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0552/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0552","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1510.6,595.1 1501.6,43.5 1613.0,0.0 1613.0,1913.0 -0.0,1913.0 -0.0,1076.6 89.4,1075.0 80.2,104.9 111.3,0.0 862.4,0.0 863.2,53.6 1025.0,51.1 1025.3,86.0 1033.8,602.6 1510.6,595.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0552/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.0511690438611,39.75498503214969]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.04738629296084,39.75493982088535]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.04745554892561,39.751466391954516]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.05123829982587,39.75151160321886]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0555__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p555 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"4859.6"},{"label":"split_canvas_w","value":"2506.4"},{"label":"split_canvas_h","value":"2792.4"}],"created":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0555__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0555","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"78.0,1222.2 0.0,1223.3 -0.0,1913.0 78.1,1913.0 78.1,1753.2 624.4,1753.1 617.9,1282.4 78.0,1282.8 78.0,1222.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0555__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,1214.9],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.04748787283857,39.75500625758312]}},{"type":"Feature","properties":{"resourceCoords":[626.6,1214.9],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.04748759179331,39.753862110040124]}},{"type":"Feature","properties":{"resourceCoords":[626.6,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.04914629950908,39.75386186910079]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.04914658055434,39.75500601664378]}},{"type":"Feature","properties":{"resourceCoords":[78.0,1282.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0476492,39.7548639]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0555__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Denver, Colorado | 1904 | sanborn00985_008 p555 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"8"},{"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":"2026-09-21T10:44:33Z","modified":"2026-09-21T10:44:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0555__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0555","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,0.0 -0.0,-0.0 0.0,1223.3 544.1,1215.9 616.9,1214.9 617.7,1268.1 626.6,1913.0 942.0,1913.0 1050.4,1913.0 1094.0,1913.0 1234.0,1913.0 1613.0,1913.0 1613.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g00985190404:00985_04_1904-0555__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[777.0,880.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0236336,39.7680564]}},{"type":"Feature","properties":{"resourceCoords":[1419.0,201.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.0220695,39.7692851]}}]}}]}