{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn04339_017.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Minneapolis, Minnesota | 1950 | 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":"109"},{"label":"placed","value":"88"},{"label":"unplaced","value":"21"},{"label":"fit sources","value":"georef 65, georef-snap 18, snap:0 5"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"8 sheet(s) cut into 17 panels"},{"label":"unplaced pages","value":"p0 (tier 1, 44.96288,-93.28114 +/-100m); p233__1 (tier 2, 44.98238,-93.26384 +/-222m); p233__2 (tier 1, 44.96976,-93.27328 +/-163m); p234 (tier 3, 44.97266,-93.28214 +/-449m); p236 (tier 2, 44.97912,-93.25806 +/-107m); p237__2 (tier 1, 44.97829,-93.25509 +/-100m); p240 (tier 1, 44.97596,-93.24646 +/-264m); p241 (tier 2, 44.97540,-93.24452 +/-100m); p254__2 (tier 1, 44.97985,-93.27147 +/-100m); p256 (tier 1, 44.97394,-93.24427 +/-258m); p267 (tier 1, 45.00308,-93.25957 +/-221m); p271__1 (tier 2, 44.96954,-93.25292 +/-1860m); p271__2 (tier 1, 44.97374,-93.27219 +/-235m); p285 (tier 1, 44.97310,-93.26799 +/-262m); p286 (tier 1, 44.98332,-93.23157 +/-257m); p293 (tier 2, 44.97000,-93.26706 +/-239m); p297 (tier 1, 45.00197,-93.28647 +/-258m); p298__2 (tier 1, 44.96341,-93.22623 +/-204m); p304 (tier 2, 44.96797,-93.27016 +/-196m); p321 (tier 1, 44.97351,-93.26750 +/-294m); p329 (tier 1, 44.96451,-93.22632 +/-259m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0231/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p231","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0231/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0231","type":"ImageService3","width":1476,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"20.1,1869.8 -0.0,0.0 1476.0,0.0 1476.0,78.3 677.0,46.9 653.7,640.9 1083.8,653.4 1034.6,1890.5 420.4,1865.0 415.9,1913.9 20.1,1869.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0231/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.26674607218776,44.98513686490501]}},{"type":"Feature","properties":{"resourceCoords":[1476.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.26343889202107,44.98383247488687]}},{"type":"Feature","properties":{"resourceCoords":[1476.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.26607652639555,44.98043931336985]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.26938370656224,44.98174370338799]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0232/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p232","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0232/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0232","type":"ImageService3","width":1474,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1055.2,1899.5 435.9,1898.2 434.6,596.0 -0.0,600.4 -0.0,0.0 1474.0,0.0 1474.0,1216.1 1053.9,1234.5 1055.2,1899.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0232/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.26528732548346,44.98446368596073]}},{"type":"Feature","properties":{"resourceCoords":[1474.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.26209107229644,44.98308365993466]}},{"type":"Feature","properties":{"resourceCoords":[1474.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.26488541022164,44.979799826811295]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.26808166340865,44.98117985283737]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0235__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p235 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"4230.8"},{"label":"split_canvas_w","value":"5924.0"},{"label":"split_canvas_h","value":"4273.2"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0235__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0235","type":"ImageService3","width":1481,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"34.4,1949.3 113.0,1058.0 0.0,1058.0 -0.0,1945.8 34.4,1949.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0235__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[740.0,2022.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.260587,44.9799129]}},{"type":"Feature","properties":{"resourceCoords":[740.0,1433.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2599603,44.9808717]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0235__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p235 [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":"5924.0"},{"label":"split_canvas_h","value":"4232.0"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0235__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0235","type":"ImageService3","width":1481,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1481.0,965.6 1481.0,403.2 1481.0,328.1 1481.0,0.0 1362.0,0.0 1101.0,0.0 108.0,0.0 -0.0,0.0 -0.0,951.8 1188.7,962.9 1186.1,1057.8 1371.3,1057.7 1373.5,964.6 1481.0,965.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0235__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":[-93.26091810302958,44.98206029002566]}},{"type":"Feature","properties":{"resourceCoords":[1481.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.2576464639071,44.98071337827303]}},{"type":"Feature","properties":{"resourceCoords":[1481.0,1058.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.25899723924911,44.97904849944874]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1058.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.2622688783716,44.980395411201364]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0237__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p237 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2834.8"},{"label":"split_canvas_w","value":"5924.0"},{"label":"split_canvas_h","value":"5669.2"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0237__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0237","type":"ImageService3","width":1481,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1481.0,708.7 0.0,712.1 -0.0,2016.1 1481.0,2014.0 1481.0,708.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0237__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[764.0,2014.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2550578,44.9775681]}},{"type":"Feature","properties":{"resourceCoords":[1360.0,2014.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.253681,44.9769808]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0238/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p238","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0238/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0238","type":"ImageService3","width":1481,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1236.6,1993.0 234.2,1993.0 234.3,598.8 -0.0,598.8 -0.0,0.0 1481.0,0.0 1481.0,80.9 1184.6,89.0 1236.6,1993.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0238/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[105.0,1993.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.253681,44.9769808]}},{"type":"Feature","properties":{"resourceCoords":[1362.0,1993.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2509613,44.9758206]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0239/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p239","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0239/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0239","type":"ImageService3","width":1481,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1481.0,2126.0 128.9,2126.0 132.0,2010.0 -0.0,2006.4 -0.0,0.0 1481.0,0.0 1481.0,2126.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0239/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[750.0,2010.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2496713,44.9753039]}},{"type":"Feature","properties":{"resourceCoords":[132.0,2010.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2509613,44.9758206]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0242/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p242","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"11"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0242/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0242","type":"ImageService3","width":1481,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1089.0,2012.5 387.9,1991.4 351.5,2126.0 -0.0,2126.0 -0.0,-0.0 717.3,0.0 730.8,735.7 1127.5,779.3 1089.0,2012.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0242/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[560.0,1378.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2702061,44.9812702]}},{"type":"Feature","properties":{"resourceCoords":[896.0,121.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2678826,44.9829604]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0243/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p243","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0243/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0243","type":"ImageService3","width":1478,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"440.2,1692.5 439.5,442.6 1039.4,446.2 1048.5,1693.0 440.2,1692.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0243/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[424.0,1077.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2690165,44.9807939]}},{"type":"Feature","properties":{"resourceCoords":[1048.0,1693.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.26845,44.979212]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0244/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p244","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0244/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0244","type":"ImageService3","width":1481,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1050.0,487.2 1050.5,1700.7 426.9,1693.4 439.9,477.0 1050.0,487.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0244/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.26719266793515,44.98228614415569]}},{"type":"Feature","properties":{"resourceCoords":[1481.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.26390459448571,44.9809124280141]}},{"type":"Feature","properties":{"resourceCoords":[1481.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.26667290111014,44.9775500950142]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.26996097455958,44.97892381115579]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0245/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p245","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"12"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0245/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0245","type":"ImageService3","width":1478,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1053.0,2023.0 446.3,2041.2 405.5,156.4 821.5,135.8 820.0,0.0 1475.5,0.0 1478.0,119.2 1032.0,127.0 1053.0,2023.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0245/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[430.0,1405.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2662534,44.9796196]}},{"type":"Feature","properties":{"resourceCoords":[1053.0,2023.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2657269,44.9780719]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0246/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p246","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"7"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0246/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0246","type":"ImageService3","width":1481,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"427.0,116.0 1481.0,109.4 1481.0,740.5 1039.5,740.9 1041.0,1865.0 427.0,1866.0 427.0,116.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0246/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[427.0,1990.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2657269,44.9780719]}},{"type":"Feature","properties":{"resourceCoords":[427.0,116.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2632183,44.9810182]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0247/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p247","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"7"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0247/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0247","type":"ImageService3","width":1478,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"440.4,2008.2 430.4,743.4 615.5,741.5 619.2,2007.3 440.4,2008.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0247/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1050.0,1387.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2621963,44.9778649]}},{"type":"Feature","properties":{"resourceCoords":[1050.0,2005.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2630272,44.9769033]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0248/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p248","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0248/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0248","type":"ImageService3","width":1481,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1034.0,1978.0 -0.0,1987.6 -0.0,741.2 255.3,740.4 253.1,115.0 851.2,109.0 850.9,202.8 1031.7,199.4 1034.0,1978.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0248/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[426.0,1378.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2621963,44.9778649]}},{"type":"Feature","properties":{"resourceCoords":[1034.0,1978.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2616513,44.9763306]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0249/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p249","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0249/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0249","type":"ImageService3","width":1464,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1025.0,129.0 1019.0,2022.0 398.0,2018.0 417.9,123.3 524.2,124.3 522.6,0.0 1453.3,0.0 1452.1,132.3 1025.0,129.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0249/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[398.0,2018.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2616513,44.9763306]}},{"type":"Feature","properties":{"resourceCoords":[1025.0,129.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2577714,44.9787204]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0250/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p250","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0250/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0250","type":"ImageService3","width":1474,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1036.5,2004.0 430.8,2012.2 431.0,99.0 1050.1,101.7 1036.5,2004.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0250/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1036.0,2004.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2589334,44.9751983]}},{"type":"Feature","properties":{"resourceCoords":[431.0,99.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2577714,44.9787204]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0251/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p251","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0251/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0251","type":"ImageService3","width":1464,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"119.4,1976.4 132.0,114.0 1464.0,119.3 1462.8,1828.2 415.5,1829.0 119.4,1976.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0251/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[740.0,1379.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2567417,44.9755596]}},{"type":"Feature","properties":{"resourceCoords":[132.0,114.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2564146,44.9781431]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0252/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p252","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0252/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0252","type":"ImageService3","width":1474,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"218.7,1815.1 236.1,103.8 1352.6,109.1 1339.1,701.1 1474.0,704.2 1474.0,770.3 1345.2,769.8 1335.4,1367.6 1221.0,1374.1 1233.7,2075.8 1069.7,2093.5 740.5,1995.2 721.1,2087.4 218.7,1815.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0252/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.2538197790544,44.97725987141807]}},{"type":"Feature","properties":{"resourceCoords":[1474.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.25054841321537,44.97587934755209]}},{"type":"Feature","properties":{"resourceCoords":[1474.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.25334340774118,44.97251792101022]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.25661477358021,44.973898444876205]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0253/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p253","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0253/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0253","type":"ImageService3","width":1455,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,2126.0 -0.0,1395.7 114.0,1392.0 134.5,795.0 262.8,798.6 263.9,732.6 129.7,726.2 150.8,242.3 1400.5,244.2 1400.9,0.0 1455.0,0.0 1455.0,1848.7 1156.0,1893.0 1156.3,2084.5 813.2,2042.8 -0.0,2126.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0253/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[114.0,1392.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.252654,44.9738468]}},{"type":"Feature","properties":{"resourceCoords":[725.0,136.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2496713,44.9753039]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0254__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p254 [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":"5896.0"},{"label":"split_canvas_h","value":"8504.0"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0254__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0254","type":"ImageService3","width":1474,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"299.4,2014.5 285.8,2126.0 1090.8,2126.0 1187.7,1634.0 1406.8,1635.0 957.6,857.4 364.6,0.0 227.6,0.0 -0.0,1977.8 299.4,2014.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0254__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[736.0,1982.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2493784,44.971072]}},{"type":"Feature","properties":{"resourceCoords":[1596.0,1982.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2472658,44.970231]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0254__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p254 [3]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"3975.6"},{"label":"split_canvas_y","value":"2503.6"},{"label":"split_canvas_w","value":"1920.4"},{"label":"split_canvas_h","value":"2119.2"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0254__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0254","type":"ImageService3","width":1474,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1474.0,912.9 1315.2,629.0 997.5,626.0 993.9,625.9 1183.0,938.1 1244.8,1042.0 1474.0,1048.4 1474.0,912.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0254__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1176.5,1041.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2480125,44.9705313]}},{"type":"Feature","properties":{"resourceCoords":[1541.9,1041.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2472658,44.970231]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0255/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p255","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0255/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0255","type":"ImageService3","width":1455,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,127.2 43.0,0.0 1177.0,0.0 1455.0,0.0 1455.0,1933.1 1027.2,2126.0 409.1,2126.0 316.1,1800.5 -0.0,1643.0 -0.0,127.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0255/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[742.0,896.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2459481,44.974229]}},{"type":"Feature","properties":{"resourceCoords":[148.0,1712.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2476839,44.9730796]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0257/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p257","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0257/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0257","type":"ImageService3","width":1455,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"282.8,1087.7 -0.0,657.0 -0.0,-0.0 79.0,0.0 1150.0,469.0 1122.9,1102.2 282.8,1087.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0257/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[283.0,1088.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2725806,44.9795901]}},{"type":"Feature","properties":{"resourceCoords":[1150.0,469.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2698178,44.9797985]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0258/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p258","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0258/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0258","type":"ImageService3","width":1474,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1057.0,400.0 1064.0,1641.4 441.0,1647.5 415.1,1285.5 433.0,400.0 1057.0,400.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0258/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[433.0,400.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2698178,44.9797985]}},{"type":"Feature","properties":{"resourceCoords":[1057.0,400.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.26845,44.979212]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0259/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p259","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0259/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0259","type":"ImageService3","width":1460,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"409.0,1406.0 407.7,155.0 1040.0,158.0 1026.8,1397.7 409.0,1406.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0259/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[409.0,1406.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2700841,44.9772805]}},{"type":"Feature","properties":{"resourceCoords":[1040.0,158.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.267075,44.978622]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0260/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p260","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0260/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0260","type":"ImageService3","width":1474,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1063.5,1965.4 428.1,1957.8 448.8,109.2 1056.0,102.0 1063.5,1965.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0260/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1056.0,1342.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2673474,44.9761379]}},{"type":"Feature","properties":{"resourceCoords":[1056.0,102.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2657269,44.9780719]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0261/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p261","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"8"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0261/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0261","type":"ImageService3","width":1460,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"422.9,1998.1 405.7,0.0 1030.3,0.0 1030.2,135.0 903.6,133.2 917.2,2001.2 422.9,1998.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0261/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1040.0,1372.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2659739,44.9755549]}},{"type":"Feature","properties":{"resourceCoords":[412.0,1372.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2673474,44.9761379]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0262/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p262","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"12"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0262/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0262","type":"ImageService3","width":1474,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1992.3 -0.0,120.9 1371.0,129.2 1362.6,2126.0 125.8,2126.0 125.3,1993.9 -0.0,1992.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0262/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[744.0,1369.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2646302,44.9749811]}},{"type":"Feature","properties":{"resourceCoords":[744.0,130.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2630272,44.9769033]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0263/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p263","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0263/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0263","type":"ImageService3","width":1455,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1337.0,123.6 1364.1,1990.7 118.8,1990.6 109.1,136.3 1337.0,123.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0263/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[734.0,1368.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2619102,44.9738273]}},{"type":"Feature","properties":{"resourceCoords":[734.0,135.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2602749,44.9757463]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0264/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p264","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"9"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0264/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0264","type":"ImageService3","width":1474,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1364.3,1375.8 1361.0,1980.5 149.7,1977.9 134.1,146.8 400.4,0.0 1474.0,0.0 1474.0,1376.3 1364.3,1375.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0264/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[755.0,1370.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2591733,44.9726617]}},{"type":"Feature","properties":{"resourceCoords":[755.0,1982.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2599928,44.9716869]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0265/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p265","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0265/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0265","type":"ImageService3","width":1455,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1347.0,1979.3 104.0,1986.0 104.0,1366.0 216.4,1365.9 208.9,0.0 309.7,0.0 713.0,218.6 731.7,124.9 1065.7,223.2 1455.0,227.7 1339.2,253.9 1236.9,1359.0 1349.3,1357.5 1347.0,1979.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0265/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[104.0,1366.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2578092,44.9720753]}},{"type":"Feature","properties":{"resourceCoords":[104.0,1986.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2586265,44.9711152]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0266/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p266","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0266/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0266","type":"ImageService3","width":1474,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"308.9,2126.0 297.8,2022.5 177.6,2032.9 119.0,1374.0 -0.0,1386.5 -0.0,205.8 698.4,-0.0 1474.0,-0.0 1474.0,2126.0 308.9,2126.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0266/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[119.0,1374.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2550724,44.9709269]}},{"type":"Feature","properties":{"resourceCoords":[744.0,1982.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.254729,44.9694655]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0268/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p268","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"7"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0268/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0268","type":"ImageService3","width":1474,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"479.6,94.1 486.1,0.0 495.4,0.0 760.5,563.6 760.4,612.5 855.4,759.5 1474.0,2050.3 1474.0,2126.0 -0.0,2126.0 -0.0,54.2 479.6,94.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0268/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[539.0,99.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2472658,44.970231]}},{"type":"Feature","properties":{"resourceCoords":[1438.0,1972.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.247263,44.9662836]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0269/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p269","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0269/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0269","type":"ImageService3","width":1455,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"676.0,201.1 1095.9,102.2 1115.8,0.0 1455.0,0.0 1455.0,110.1 1258.0,163.0 1239.9,1928.5 1194.2,1899.5 1144.1,1974.8 1064.1,1999.0 734.5,1994.7 736.0,1925.4 133.8,1921.7 111.5,2013.0 88.9,1831.0 111.3,1784.9 118.0,1132.0 118.2,1112.3 128.6,94.5 676.0,201.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0269/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[738.0,753.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2456707,44.9711268]}},{"type":"Feature","properties":{"resourceCoords":[738.0,1627.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2456639,44.9695424]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0270/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p270","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"9"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0270/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0270","type":"ImageService3","width":1474,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"195.6,0.0 1165.2,0.0 1181.2,56.1 1474.0,104.7 1474.0,1829.5 1244.5,1828.7 1243.9,1975.3 736.3,1984.4 738.3,2126.0 371.1,2126.0 -0.0,1905.0 -0.0,139.8 196.4,84.9 195.6,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0270/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[110.0,1367.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2440838,44.9699728]}},{"type":"Feature","properties":{"resourceCoords":[1354.0,1974.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2409073,44.9688561]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0272/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p272","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0272/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0272","type":"ImageService3","width":1474,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1308.2,2126.0 -0.0,2126.0 -0.0,0.0 1474.0,-0.0 1474.0,1388.2 1368.3,1427.0 1474.0,2126.0 1308.2,2126.0 1308.2,2126.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0272/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.23927476734464,44.97343805588071]}},{"type":"Feature","properties":{"resourceCoords":[1474.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.23959206046854,44.97212429209813]}},{"type":"Feature","properties":{"resourceCoords":[1474.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.24225172975453,44.97245034033872]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.24193443663063,44.9737641041213]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0273/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p273","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0273/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0273","type":"ImageService3","width":1463,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"301.0,187.7 -0.0,-0.0 1463.0,0.0 1463.0,173.9 1359.3,544.3 1347.9,1695.2 107.8,1664.2 132.5,479.6 301.0,187.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0273/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.2787579170418,44.97548001930062]}},{"type":"Feature","properties":{"resourceCoords":[1463.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.27685040913359,44.97777783076106]}},{"type":"Feature","properties":{"resourceCoords":[1463.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.27216324896165,44.9758030958151]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.27407075686986,44.97350528435466]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0274/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p274","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"7"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0274/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0274","type":"ImageService3","width":1474,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"445.8,526.2 556.3,154.4 558.7,0.0 1474.0,0.0 1474.0,227.0 1317.9,222.0 1303.3,680.0 1052.5,615.3 1035.1,1783.2 414.0,1777.0 445.8,526.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0274/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1052.0,615.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.274818,44.977978]}},{"type":"Feature","properties":{"resourceCoords":[414.0,1777.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2730616,44.9759357]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0275/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p275","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0275/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0275","type":"ImageService3","width":1449,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,296.2 0.0,-0.0 1190.5,0.0 1048.9,1570.3 433.0,1571.0 0.0,296.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0275/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[433.0,1571.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2722591,44.9769014]}},{"type":"Feature","properties":{"resourceCoords":[433.0,403.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.274818,44.977978]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0276/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p276","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"7"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0276/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0276","type":"ImageService3","width":1455,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1029.0,1601.0 398.4,1622.2 395.4,566.8 0.0,477.0 -0.0,-0.0 1455.0,0.0 1455.0,814.8 1008.7,706.3 1029.0,1601.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0276/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1009.0,706.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2725806,44.9795901]}},{"type":"Feature","properties":{"resourceCoords":[1029.0,1601.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2706905,44.9788053]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0277/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p277","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0277/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0277","type":"ImageService3","width":1449,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1047.0,441.0 1051.9,1692.2 421.0,1692.0 414.6,443.3 1047.0,441.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0277/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[421.0,1692.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2730616,44.9759357]}},{"type":"Feature","properties":{"resourceCoords":[1047.0,441.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2700841,44.9772805]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0278/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p278","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0278/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0278","type":"ImageService3","width":1455,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"418.0,1672.0 427.4,432.2 1044.0,432.0 1032.2,1677.7 418.0,1672.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0278/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[418.0,1672.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2716944,44.9753571]}},{"type":"Feature","properties":{"resourceCoords":[1044.0,432.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2687257,44.9767214]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0279/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p279","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0279/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0279","type":"ImageService3","width":1446,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1391.5,1988.6 109.0,2013.8 108.8,1372.6 -0.0,1372.3 -0.0,127.3 1323.2,104.1 1391.5,1988.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0279/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[91.0,736.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2738887,44.9749972]}},{"type":"Feature","properties":{"resourceCoords":[713.0,116.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2716944,44.9753571]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0280/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p280","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0280/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0280","type":"ImageService3","width":1469,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1354.0,146.8 1372.0,1999.8 129.6,2001.2 110.9,137.6 1354.0,146.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0280/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[734.0,758.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2689786,44.9742013]}},{"type":"Feature","properties":{"resourceCoords":[114.0,1378.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2711736,44.973811]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0281/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p281","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0281/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0281","type":"ImageService3","width":1453,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"120.7,263.2 1348.4,266.9 1336.8,2126.0 121.2,2126.0 120.7,263.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0281/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[732.0,138.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2654501,44.9740078]}},{"type":"Feature","properties":{"resourceCoords":[122.0,1997.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.269211,44.971657]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0282/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p282","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0282/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0282","type":"ImageService3","width":1469,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"130.8,2126.0 121.8,138.5 1469.0,132.2 1469.0,1993.4 888.5,1996.7 674.8,2126.0 130.8,2126.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0282/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.26417195295495,44.97376497674702]}},{"type":"Feature","properties":{"resourceCoords":[1469.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.2609702226759,44.972385286086656]}},{"type":"Feature","properties":{"resourceCoords":[1469.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.26377286733579,44.969084013708056]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.26697459761485,44.97046370436842]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0283/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p283","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0283/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0283","type":"ImageService3","width":1453,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"391.7,2057.0 264.4,1988.3 115.5,1986.2 145.5,149.3 1453.0,159.8 1453.0,1471.6 391.7,2057.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0283/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.26127482243359,44.972551892195106]}},{"type":"Feature","properties":{"resourceCoords":[1453.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.25803532587281,44.97120680345164]}},{"type":"Feature","properties":{"resourceCoords":[1453.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.26079771180817,44.96782973861249]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.26403720836895,44.96917482735595]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0284/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p284","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0284/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0284","type":"ImageService3","width":1469,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"495.6,1591.3 391.4,1410.9 300.7,1464.1 296.5,147.0 1469.0,151.1 1469.0,1015.3 495.6,1591.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0284/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.25870882421587,44.97145995545606]}},{"type":"Feature","properties":{"resourceCoords":[1469.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.25545302880245,44.9700980667229]}},{"type":"Feature","properties":{"resourceCoords":[1469.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.25821939931133,44.96674091231356]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.26147519472475,44.968102801046726]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0287/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p287","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0287/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0287","type":"ImageService3","width":1453,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"394.8,338.6 1041.2,-0.0 1096.9,-0.0 979.9,43.2 1289.5,617.9 864.9,867.5 672.3,859.5 671.2,1026.2 893.4,1426.0 1234.2,1420.6 1453.0,1242.0 1453.0,1639.8 1233.4,2030.2 -0.0,2028.8 -0.0,619.2 37.4,687.1 56.7,331.7 394.8,338.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0287/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.27729625862769,44.97617389870623]}},{"type":"Feature","properties":{"resourceCoords":[1453.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.27541052794103,44.97389889812991]}},{"type":"Feature","properties":{"resourceCoords":[1453.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28008296700081,44.971933218100475]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28196869768746,44.97420821867679]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0288/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p288","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"5"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0288/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0288","type":"ImageService3","width":1476,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"963.5,1276.8 389.1,1624.2 584.1,1273.2 303.4,1321.9 -0.0,1167.0 -0.0,693.8 82.7,547.4 248.7,650.1 745.8,641.0 754.1,0.0 1406.7,0.0 1371.6,1952.2 963.5,1276.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0288/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4.0,1859.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2801573,44.9723657]}},{"type":"Feature","properties":{"resourceCoords":[1385.0,639.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.275579,44.9730105]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0289__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p289 [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":"5848.0"},{"label":"split_canvas_h","value":"8504.0"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0289__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0289","type":"ImageService3","width":1462,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1324.0,74.0 90.2,79.4 89.2,-0.0 -0.0,0.0 -0.0,2126.0 183.5,2126.0 182.1,1820.7 739.7,1824.2 740.1,2126.0 814.6,2126.0 815.0,1285.0 1462.0,1297.4 1462.0,1220.0 1316.0,1243.7 1324.0,74.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0289__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[138.0,668.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2829987,44.9736892]}},{"type":"Feature","properties":{"resourceCoords":[1324.0,74.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2801573,44.9723657]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0289__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p289 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"3258.4"},{"label":"split_canvas_y","value":"5140.0"},{"label":"split_canvas_w","value":"2589.6"},{"label":"split_canvas_h","value":"3364.0"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0289__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0289","type":"ImageService3","width":1462,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1371.0,1627.5 1372.1,1326.0 815.0,1319.6 814.6,2126.0 1462.0,2126.0 1462.0,1628.0 1371.0,1627.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0289__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[814.6,1285.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28542463005462,44.972604696062604]}},{"type":"Feature","properties":{"resourceCoords":[1462.0,1285.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28458610727701,44.971590458188764]}},{"type":"Feature","properties":{"resourceCoords":[1462.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28644941684739,44.97081983185618]}},{"type":"Feature","properties":{"resourceCoords":[814.6,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.287287939625,44.97183406973002]}},{"type":"Feature","properties":{"resourceCoords":[1372.1,1326.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2847933,44.9716938]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0290/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p290","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0290/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0290","type":"ImageService3","width":1476,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"781.0,-0.0 1090.5,217.1 1476.0,223.1 1476.0,2126.0 716.7,2126.0 684.2,2067.3 550.7,2126.0 -0.0,1115.3 -0.0,0.0 781.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0290/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.27731443821662,44.972402741949345]}},{"type":"Feature","properties":{"resourceCoords":[1476.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.27725254298487,44.969730756515155]}},{"type":"Feature","properties":{"resourceCoords":[1476.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28265451901191,44.969667239156095]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28271641424367,44.972339224590286]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0291/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p291","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0291/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0291","type":"ImageService3","width":1462,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"47.4,1366.4 51.5,110.3 1375.0,114.0 1375.0,742.0 1462.0,742.4 1462.0,1162.2 1364.5,1231.1 1326.2,1391.1 1013.5,1617.2 1373.1,2126.0 187.4,2126.0 47.6,1902.6 10.3,1770.0 47.4,1366.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0291/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1375.0,742.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.273545,44.97087]}},{"type":"Feature","properties":{"resourceCoords":[1375.0,114.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.272751,44.971821]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0292/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p292","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"13"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0292/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0292","type":"ImageService3","width":1476,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1120.0,1585.6 768.2,1367.4 192.3,1773.5 192.8,1364.4 108.0,1364.0 93.2,119.1 1350.0,126.0 1349.5,255.7 1476.0,255.3 1476.0,2126.0 1445.3,2126.0 1120.0,1585.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0292/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[108.0,1364.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.273545,44.97087]}},{"type":"Feature","properties":{"resourceCoords":[1350.0,126.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.269211,44.971657]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0294/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p294","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0294/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0294","type":"ImageService3","width":1469,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"94.0,2126.0 92.1,92.7 114.2,0.0 724.0,0.0 723.0,70.2 1056.8,72.5 1232.2,0.0 1353.9,74.2 1355.0,2126.0 94.0,2126.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0294/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[728.0,1331.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2456676,44.9666196]}},{"type":"Feature","properties":{"resourceCoords":[1354.0,1331.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2440842,44.966616]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0295/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p295","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"15"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0295/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0295","type":"ImageService3","width":1462,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1355.2,1731.0 1352.0,2126.0 103.9,2126.0 105.0,106.9 360.1,257.6 731.4,259.1 729.9,116.0 1354.4,108.0 1355.2,1731.0 1355.2,1731.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0295/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[105.0,1361.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2440842,44.966616]}},{"type":"Feature","properties":{"resourceCoords":[105.0,107.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2440743,44.9688651]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0296/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p296","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"8"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0296/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0296","type":"ImageService3","width":1469,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,145.1 -0.0,-0.0 1469.0,0.0 1469.0,1716.6 122.3,1719.4 108.9,143.4 -0.0,145.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0296/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[110.0,864.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2409252,44.9675353]}},{"type":"Feature","properties":{"resourceCoords":[2139.0,2059.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2357048,44.9653052]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0298__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p298 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2678.8"},{"label":"split_canvas_h","value":"8504.0"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0298__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0298","type":"ImageService3","width":1469,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"649.5,1986.7 669.3,90.7 669.7,0.0 -0.0,-0.0 0.0,1561.0 -0.0,1665.3 31.1,1665.1 28.9,1983.8 649.5,1986.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0298__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[605.7,1320.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2329873,44.9666008]}},{"type":"Feature","properties":{"resourceCoords":[605.7,1986.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2329875,44.9653103]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0299/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p299","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0299/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0299","type":"ImageService3","width":1481,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"524.7,1376.7 -0.0,1393.9 -0.0,-0.0 1481.0,0.0 1481.0,2114.8 524.7,1376.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0299/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28803724480849,44.96909244614785]}},{"type":"Feature","properties":{"resourceCoords":[1481.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28420153072462,44.96904953825596]}},{"type":"Feature","properties":{"resourceCoords":[1481.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28428797923807,44.96512632172455]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28812369332195,44.965169229616436]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0300__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p300 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"5876.0"},{"label":"split_canvas_h","value":"8504.0"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0300__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0300","type":"ImageService3","width":1469,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"993.1,916.9 1002.8,191.9 1312.9,223.9 1321.2,0.0 951.8,0.0 952.0,687.6 491.0,614.3 490.8,0.0 -0.0,-0.0 -0.0,67.6 92.2,71.2 11.2,2126.0 1249.9,2126.0 1287.1,920.8 993.1,916.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0300__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1027.0,225.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2818671,44.9688181]}},{"type":"Feature","properties":{"resourceCoords":[1411.0,1606.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28083,44.966404]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0300__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p300 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"1963.2"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"1844.8"},{"label":"split_canvas_h","value":"2750.4"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0300__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0300","type":"ImageService3","width":1469,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"911.9,38.5 490.8,-0.0 491.0,614.3 905.1,680.1 911.9,38.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0300__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[490.8,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28192928783264,44.96887532656159]}},{"type":"Feature","properties":{"resourceCoords":[952.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28072637811489,44.96888432831072]}},{"type":"Feature","properties":{"resourceCoords":[952.0,687.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28070756374724,44.96760799754496]}},{"type":"Feature","properties":{"resourceCoords":[490.8,687.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28191047346499,44.967598995795825]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0301/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p301","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0301/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0301","type":"ImageService3","width":1481,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,644.6 -0.0,161.5 1302.5,122.6 1330.5,2126.0 3.8,2126.0 -0.0,1244.7 135.9,1242.5 128.0,644.0 -0.0,644.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0301/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1322.0,1508.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2778163,44.9672247]}},{"type":"Feature","properties":{"resourceCoords":[128.0,644.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28083,44.968812]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0302/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p302","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"8"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0302/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0302","type":"ImageService3","width":1469,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1469.0,0.0 1469.0,1546.8 1171.5,1547.3 1224.7,2126.0 115.8,2126.0 108.5,72.9 1099.0,658.4 1049.8,55.8 1469.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0302/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[116.0,1514.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2778163,44.9672247]}},{"type":"Feature","properties":{"resourceCoords":[116.0,578.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.277817,44.9689211]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0303/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p303","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"5"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0303/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0303","type":"ImageService3","width":1481,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1539.7 284.4,1562.4 404.9,84.2 358.5,80.5 474.1,0.0 1272.9,10.6 1284.0,95.5 1412.5,363.9 1368.9,964.8 1392.9,981.6 1481.0,856.7 1481.0,2059.6 1226.2,2035.0 1216.8,2126.0 3.4,2126.0 -0.0,1539.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0303/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[359.0,2041.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2740473,44.9662758]}},{"type":"Feature","properties":{"resourceCoords":[359.0,101.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2744701,44.9699307]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0305/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p305","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0305/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0305","type":"ImageService3","width":1481,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,-0.0 1404.6,0.0 1481.0,46.2 1481.0,141.2 1303.5,488.8 1297.2,1967.7 305.5,1962.0 306.0,1888.2 -0.0,1913.3 0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0305/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[310.0,1471.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.267654,44.967175]}},{"type":"Feature","properties":{"resourceCoords":[310.0,979.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.267654,44.968063]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0306/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p306","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"11"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0306/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0306","type":"ImageService3","width":1475,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"233.8,2126.0 234.2,482.2 409.1,134.9 408.9,43.6 444.4,64.8 444.8,64.0 953.7,369.4 1061.7,495.9 1083.0,1937.9 1231.4,1935.8 1231.4,2126.0 233.8,2126.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0306/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[237.0,1460.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.26512,44.9671695]}},{"type":"Feature","properties":{"resourceCoords":[237.0,968.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.265116,44.9680643]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0307/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p307","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0307/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0307","type":"ImageService3","width":1475,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1304.5,376.0 1283.3,1748.0 -0.0,1782.8 -0.0,333.7 1304.5,376.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0307/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.26300201781021,44.9695222196521]}},{"type":"Feature","properties":{"resourceCoords":[1475.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.25925516181796,44.96955328520052]}},{"type":"Feature","properties":{"resourceCoords":[1475.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.25919231748814,44.96570539733871]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.26293917348039,44.96567433179029]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0308/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p308","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"7"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0308/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0308","type":"ImageService3","width":1475,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"684.2,1842.3 565.2,1842.2 567.9,1128.7 103.7,1162.8 111.4,0.0 1475.0,0.0 1475.0,1069.0 1324.5,1069.8 1328.8,1843.0 684.2,1842.5 684.2,1842.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0308/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1233.0,1843.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2567988,44.965163]}},{"type":"Feature","properties":{"resourceCoords":[108.0,278.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2596871,44.9679851]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0309/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p309","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0309/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0309","type":"ImageService3","width":1475,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1320.0,0.0 1376.2,1689.9 1357.9,2126.0 -0.0,2126.0 -0.0,-0.0 1320.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0309/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.29154494731337,44.966525524382504]}},{"type":"Feature","properties":{"resourceCoords":[1475.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28773041953227,44.966540769246976]}},{"type":"Feature","properties":{"resourceCoords":[1475.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.2876995814352,44.96262317675443]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.29151410921631,44.962607931889956]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0310/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p310","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0310/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0310","type":"ImageService3","width":1475,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"33.9,2126.0 57.6,1657.5 21.6,0.0 554.2,0.0 1475.0,760.0 1475.0,2126.0 33.9,2126.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0310/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.2881866047114,44.96651914239392]}},{"type":"Feature","properties":{"resourceCoords":[1475.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28432103480041,44.96656616212723]}},{"type":"Feature","properties":{"resourceCoords":[1475.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28422592077166,44.9625961521715]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28809149068265,44.96254913243819]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0311/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p311","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0311/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0311","type":"ImageService3","width":1475,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1267.5,2102.7 134.6,2112.6 112.8,605.8 1272.1,577.5 1267.5,2102.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0311/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[518.0,2058.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2832076,44.9626984]}},{"type":"Feature","properties":{"resourceCoords":[1407.0,2058.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2808438,44.9626974]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0312/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p312","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0312/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0312","type":"ImageService3","width":1475,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,2126.0 -0.0,187.9 1323.0,200.4 1329.3,2125.7 -0.0,2126.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0312/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28119476861352,44.96648494197069]}},{"type":"Feature","properties":{"resourceCoords":[1475.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.27742526194707,44.96647503960559]}},{"type":"Feature","properties":{"resourceCoords":[1475.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.2774452929457,44.96260368164944]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28121479961214,44.96261358401454]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0313/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p313","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0313/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0313","type":"ImageService3","width":1475,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1244.2,180.8 1243.0,2126.0 133.0,2109.4 138.4,178.3 1244.2,180.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0313/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[137.0,666.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.277817,44.965229]}},{"type":"Feature","properties":{"resourceCoords":[617.0,2062.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2765746,44.9626937]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0314/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p314","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0314/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0314","type":"ImageService3","width":1475,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1260.4,101.6 1248.0,666.3 1356.8,665.8 1353.0,2126.0 -0.0,2126.0 -0.0,1358.7 -0.0,202.2 1260.4,101.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0314/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[858.0,2056.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2727664,44.9627008]}},{"type":"Feature","properties":{"resourceCoords":[858.0,86.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2727763,44.9662748]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0315/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p315","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0315/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0315","type":"ImageService3","width":1475,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1307.2,2047.5 1309.0,2126.0 138.1,2126.0 109.7,664.3 -0.0,667.2 -0.0,0.0 1475.0,0.0 1475.0,2044.5 1307.2,2047.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0315/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[627.0,1356.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2702147,44.9639617]}},{"type":"Feature","properties":{"resourceCoords":[1130.0,1356.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2689359,44.9639435]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0316/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p316","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0316/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0316","type":"ImageService3","width":1475,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"165.4,2043.3 210.3,28.1 336.5,0.0 335.9,73.0 1316.8,80.8 1320.8,2098.8 1475.0,2096.3 1475.0,2126.0 -0.0,2126.0 -0.0,2042.6 165.4,2043.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0316/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[336.0,1352.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2676579,44.9639548]}},{"type":"Feature","properties":{"resourceCoords":[336.0,2044.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.267654,44.962692]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0317/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p317","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0317/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0317","type":"ImageService3","width":1475,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"129.8,270.3 1131.2,274.9 1132.0,84.0 1247.6,75.8 1244.2,2106.8 134.9,2126.0 129.8,270.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0317/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1132.0,2066.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2625606,44.962708]}},{"type":"Feature","properties":{"resourceCoords":[1132.0,84.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2625677,44.9662984]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0318/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p318","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0318/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0318","type":"ImageService3","width":1471,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,2126.0 -0.0,95.0 1471.0,19.2 1471.0,2126.0 -0.0,2126.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0318/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1008.0,1406.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2596913,44.9639376]}},{"type":"Feature","properties":{"resourceCoords":[1008.0,55.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2596903,44.9663855]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0319/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p319","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0319/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0319","type":"ImageService3","width":1475,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1213.1,2087.1 1475.0,2082.5 1475.0,2126.0 371.2,2126.0 354.7,787.7 1475.0,770.7 1475.0,1433.6 1282.0,1436.0 1119.0,1438.0 1133.1,2088.4 1213.1,2087.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0319/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.25940186284265,44.96662849642657]}},{"type":"Feature","properties":{"resourceCoords":[1475.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.25556517966152,44.966593911595034]}},{"type":"Feature","properties":{"resourceCoords":[1475.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.25563513972328,44.96265356977155]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.25947182290442,44.962688154603086]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0320/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p320","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0320/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0320","type":"ImageService3","width":1465,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1465.0,0.0 1465.0,2126.0 -0.0,2093.3 -0.0,1434.2 360.6,1437.6 375.2,766.2 -0.0,764.0 -0.0,-0.0 1465.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0320/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.25657172190806,44.96656132043942]}},{"type":"Feature","properties":{"resourceCoords":[1465.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.25280972383395,44.966585498440004]}},{"type":"Feature","properties":{"resourceCoords":[1465.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.25276048141824,44.962695487044634]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.25652247949235,44.96267130904405]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0322/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p322","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0322/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0322","type":"ImageService3","width":1465,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1465.0,2126.0 -0.0,2126.0 -0.0,0.0 1465.0,-0.0 1465.0,2126.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0322/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.24780466352993,44.9628384439319]}},{"type":"Feature","properties":{"resourceCoords":[1465.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.24790564628186,44.96060911431511]}},{"type":"Feature","properties":{"resourceCoords":[1465.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.25244602101279,44.96071353368314]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.25234503826086,44.96294286329992]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0323/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p323","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0323/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0323","type":"ImageService3","width":1472,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"106.8,0.0 109.1,434.0 1344.2,421.1 1332.7,633.5 1268.5,857.1 1248.9,889.6 1258.5,1745.4 1400.8,1764.4 1356.5,1773.7 1362.0,1998.7 1424.1,2118.6 -0.0,2126.0 -0.0,-0.0 106.8,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0323/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[109.0,1070.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2473003,44.9640385]}},{"type":"Feature","properties":{"resourceCoords":[1356.0,1070.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2440807,44.9640073]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0324/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p324","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0324/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0324","type":"ImageService3","width":1465,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"98.4,1777.0 143.2,1768.3 -0.0,1746.9 -0.0,895.9 92.9,626.5 106.2,384.4 1341.8,391.1 1337.4,712.8 1465.0,712.0 1465.0,1078.1 1338.2,1077.1 1334.9,2126.0 161.1,2126.0 100.3,2004.1 98.4,1777.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0324/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[723.0,1765.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2425053,44.962746]}},{"type":"Feature","properties":{"resourceCoords":[723.0,344.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2425139,44.9653198]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0325/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p325","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0325/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0325","type":"ImageService3","width":1472,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"114.0,1086.1 240.3,1085.7 236.2,720.8 109.0,723.0 110.6,0.0 1468.6,0.0 1472.0,715.7 1241.7,714.6 1264.5,2126.0 122.4,2126.0 114.0,1086.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0325/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[469.0,1764.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2400381,44.962757]}},{"type":"Feature","properties":{"resourceCoords":[109.0,723.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2409387,44.9646545]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0326/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p326","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0326/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0326","type":"ImageService3","width":1465,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1374.1,0.0 1369.1,342.1 1236.3,365.0 1234.5,534.0 1465.0,678.9 1465.0,1080.3 1228.5,1078.7 1224.1,1487.5 1328.8,1567.2 1369.0,1661.1 1343.8,2126.0 -0.0,2120.8 -0.0,699.7 233.5,704.5 245.0,0.0 1374.1,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0326/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.23804258485774,44.96591415429278]}},{"type":"Feature","properties":{"resourceCoords":[1465.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.23433157500769,44.96593348174216]}},{"type":"Feature","properties":{"resourceCoords":[1465.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.23429221196596,44.96209615065522]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.23800322181602,44.96207682320584]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0327/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p327","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0327/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0327","type":"ImageService3","width":1472,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1090.9,2126.0 126.2,2126.0 -0.0,1494.8 -0.0,-0.0 1472.0,0.0 1472.0,1554.5 1472.0,1753.4 1379.8,2126.0 1090.9,2126.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0327/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[754.0,1756.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.233,44.96277]}},{"type":"Feature","properties":{"resourceCoords":[754.0,344.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2329875,44.9653103]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0328/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Minneapolis, Minnesota | 1950 | sanborn04339_017 p328","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:43:55Z","modified":"2026-09-21T12:43:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0328/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0328","type":"ImageService3","width":1465,"height":2126},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1465.0,2126.0 106.5,2126.0 107.0,1932.2 105.5,1737.6 196.7,1736.4 194.6,1402.2 -0.0,1285.5 -0.0,0.0 1465.0,0.0 1465.0,2126.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144mm:g04339195003:04339_03_1950-0328/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.23162852669827,44.96590336655913]}},{"type":"Feature","properties":{"resourceCoords":[1465.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.22792399432376,44.965876991456454]}},{"type":"Feature","properties":{"resourceCoords":[1465.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.22797771089458,44.96204635846944]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2126.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.23168224326909,44.96207273357212]}}]}}]}