{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn04177_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Royal Oak, Michigan | 1926 | mapsnap generated fit (2026-10-19)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-19"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"51"},{"label":"placed","value":"39"},{"label":"unplaced","value":"12"},{"label":"fit sources","value":"georef-snap 19, georef 18, snap:1 1, georef-street 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"6 sheet(s) cut into 21 panels"},{"label":"unplaced pages","value":"p28__1 (tier 1, 42.47927,-83.14804 +/-109m); p28__2 (tier 1, 42.49012,-83.15808 +/-100m); p29__1 (tier 1, 42.46164,-83.14277 +/-122m); p29__4 (tier 1, 42.46758,-83.13022 +/-100m); p33 (tier 1, 42.45899,-83.13391 +/-259m); p35__2 (tier 1, 42.45292,-83.12493 +/-197m); p35__3 (tier 1, 42.44835,-83.13172 +/-100m); p35__4 (tier 1, 42.45000,-83.13227 +/-100m); p35__5 (tier 1, 42.45223,-83.12334 +/-100m); p35__6 (tier 1, 42.45529,-83.12648 +/-146m); p36__2 (tier 1, 42.44825,-83.12205 +/-100m); p6__2 (tier 1, 42.45510,-83.10127 +/-104m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p10","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0010/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0010","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"127.4,1779.4 367.8,1783.2 601.6,1783.0 601.6,1788.2 1092.4,1866.3 1092.3,1883.0 1575.3,1815.0 1602.1,183.1 1584.1,1.0 1551.6,1.0 1551.6,136.5 575.0,137.1 92.9,133.6 111.6,677.2 109.4,677.2 141.7,1222.8 115.7,1222.6 111.8,1779.2 127.4,1779.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0010/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[606.0,680.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1396177,42.4951166]}},{"type":"Feature","properties":{"resourceCoords":[1578.0,1230.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1371478,42.4941567]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p11","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0011/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0011","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"484.6,46.2 1063.0,49.3 1062.9,73.8 1529.5,136.5 1526.5,478.5 1520.3,1218.8 1517.3,1722.4 1515.0,1838.3 1490.0,1838.8 1099.0,1837.8 1001.6,1839.8 616.1,1836.7 588.8,1811.5 477.5,1808.3 448.2,1834.2 82.5,1830.8 82.2,1616.5 59.8,1599.0 59.3,1414.1 31.9,1391.9 65.2,1368.3 35.2,72.8 441.4,42.0 484.6,46.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0011/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1528.0,642.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.145594888891,42.49198105722996]}},{"type":"Feature","properties":{"resourceCoords":[588.0,934.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.14789008856656,42.49137498422035]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0012/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p12","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0012/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0012","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"100.3,1723.6 96.7,1215.8 93.1,469.2 91.5,93.3 581.4,64.9 581.1,93.5 1480.9,93.9 1528.4,91.4 1527.8,451.4 1530.4,1295.2 1535.5,1832.2 1262.6,1831.4 657.1,1837.0 99.5,1840.5 100.3,1723.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0012/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[94.0,637.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1456016,42.4919756]}},{"type":"Feature","properties":{"resourceCoords":[586.0,637.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1443937,42.492002]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p13","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0013/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0013","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"490.4,1827.8 294.9,1823.6 43.7,1825.0 42.9,1283.0 47.1,431.5 50.6,68.1 337.9,69.8 621.0,76.0 868.0,81.8 1108.1,83.5 1108.1,88.9 1611.5,173.0 1611.3,190.2 1578.8,194.5 1613.6,1827.5 490.4,1827.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0013/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1566.0,1224.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.13832831488644,42.491069726979696]}},{"type":"Feature","properties":{"resourceCoords":[76.0,70.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.14205779668526,42.49303860593567]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0014/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p14","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0014/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0014","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"35.3,502.6 54.6,598.9 27.4,1798.7 104.6,1892.1 441.4,1891.9 682.5,1889.2 1546.7,1885.6 1580.6,1884.4 1583.5,1588.2 1578.0,1192.3 1577.5,959.0 1581.2,500.1 1623.0,500.6 1619.7,287.0 1597.1,269.9 1594.1,85.6 1529.2,37.4 351.5,10.4 336.0,10.4 331.8,491.9 1.0,493.9 1.0,502.0 35.3,502.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0014/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[712.0,1195.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1512591,42.4883794]}},{"type":"Feature","properties":{"resourceCoords":[1146.0,1195.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1501812,42.4884023]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p15","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0015/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0015","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1470.7,1659.2 971.4,1662.2 595.2,1662.7 46.5,1658.6 50.9,1361.9 47.4,965.4 48.1,731.7 54.1,272.0 96.0,272.8 461.1,272.9 490.1,246.8 601.2,248.9 628.8,273.9 1013.7,273.6 1110.9,270.7 1501.4,268.4 1499.3,722.7 1521.4,727.2 1522.6,947.0 1519.5,1146.8 1517.6,1617.5 1524.5,1659.5 1470.7,1659.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0015/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1523.0,732.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.14546977916298,42.48894795545174]}},{"type":"Feature","properties":{"resourceCoords":[1058.0,732.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1466226015253,42.48891918587602]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0016/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p16","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0016/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0016","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"55.6,1312.9 51.8,1174.2 53.6,793.9 57.8,514.3 56.6,290.2 301.1,290.2 491.5,295.3 1585.0,300.6 1603.3,1444.7 1547.9,1726.5 1048.9,1703.8 990.3,1684.9 764.0,1677.8 110.4,1673.0 49.5,1677.0 55.6,1312.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0016/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[24.0,1219.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.14195751327154,42.48817608664428]}},{"type":"Feature","properties":{"resourceCoords":[1447.0,1681.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.13835403490351,42.48743762821555]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0017/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p17","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0017/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0017","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"712.2,1719.3 348.9,1762.8 351.6,1740.8 194.7,1843.0 87.3,1673.7 119.4,1563.8 34.1,1104.2 28.6,388.3 89.5,252.3 427.1,250.2 668.6,246.1 1534.6,237.6 1568.6,236.2 1571.9,674.0 1577.5,1157.6 1584.8,1624.7 1103.2,1629.9 711.4,1632.3 712.2,1719.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0017/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1142.0,1160.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1500569,42.4854559]}},{"type":"Feature","properties":{"resourceCoords":[166.0,1160.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1524762,42.4854146]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0018/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p18","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0018/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0018","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"68.0,545.3 73.0,254.0 133.9,250.2 787.6,257.8 1014.0,265.8 1072.4,285.1 1571.5,309.8 1591.8,642.0 1522.9,704.7 1569.0,970.6 1514.0,1048.7 1576.8,1271.4 1571.2,1926.0 1560.3,1926.0 1559.0,1752.3 1018.3,1725.9 1018.0,1696.0 56.9,1654.9 68.0,545.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0018/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1018.0,1696.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1393157,42.4847617]}},{"type":"Feature","properties":{"resourceCoords":[73.0,254.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1418447,42.4873345]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0019/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p19","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0019/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0019","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"55.8,1826.6 71.4,289.1 65.0,278.6 222.3,179.7 219.3,201.6 580.3,164.0 580.8,77.7 969.5,81.3 1447.2,83.6 1446.6,327.4 1447.3,587.7 1444.3,869.2 1516.5,864.6 1583.6,1273.3 1519.1,1277.7 1507.8,1689.0 695.4,1743.8 634.7,1753.7 596.0,1793.3 580.1,1863.6 537.7,1793.1 465.7,1842.5 55.8,1826.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0019/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[579.0,926.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1510197,42.4830117]}},{"type":"Feature","properties":{"resourceCoords":[1011.0,82.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1500224,42.484597]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p2","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"15"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0002","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1478.7,1677.7 655.4,1676.8 336.9,1677.9 103.0,1676.0 96.0,1634.0 96.3,1161.3 98.8,960.7 96.8,740.1 74.6,735.5 75.2,279.4 100.2,278.5 654.5,275.6 1256.5,270.5 1527.8,271.6 1531.9,498.3 1531.1,781.2 1534.0,1166.0 1539.7,1306.3 1538.0,1674.8 1478.7,1677.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[584.0,742.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1442709,42.4889801]}},{"type":"Feature","properties":{"resourceCoords":[103.0,1676.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1453883,42.4872525]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0020/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p20","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0020/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0020","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"139.3,1770.3 148.1,1358.2 212.7,1353.4 143.0,944.5 70.8,949.6 72.0,667.6 69.8,406.8 69.0,176.7 564.5,176.8 565.0,161.8 974.0,163.7 1106.8,152.9 1519.4,154.2 1525.2,154.3 1518.7,844.3 1515.0,950.8 1522.7,1837.7 1120.7,1834.4 790.5,1837.0 396.6,1837.1 356.8,1833.8 369.5,1758.5 332.2,1756.2 139.3,1770.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0020/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[432.0,1350.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.14793048457327,42.482463225289166]}},{"type":"Feature","properties":{"resourceCoords":[1044.0,1385.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.14640136607002,42.48243565907275]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0021/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p21","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0021/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0021","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"111.7,931.7 116.3,824.2 128.8,127.8 162.0,128.4 621.7,136.7 621.2,159.2 1105.6,134.3 1105.7,160.5 1577.2,173.2 1575.0,821.2 1581.0,861.7 1575.6,1843.6 1418.3,1836.6 574.2,1827.7 112.0,1827.1 111.7,931.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0021/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1086.0,154.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.14293506073757,42.48475209361542]}},{"type":"Feature","properties":{"resourceCoords":[604.0,1819.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.14395631947232,42.48168349992194]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0022/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p22","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.86"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0022/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0022","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"558.0,1855.4 181.6,1821.3 56.4,1814.5 51.1,1814.2 59.2,836.7 53.4,796.4 57.4,151.2 1025.0,189.4 1025.4,219.6 1569.8,244.4 1571.7,419.2 1582.6,419.2 1574.6,1868.9 672.0,1870.0 670.9,1870.0 558.0,1855.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0022/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[80.0,174.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.14166135703059,42.484714004448314]}},{"type":"Feature","properties":{"resourceCoords":[1566.0,902.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.13789615070982,42.48350179771994]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0023/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p23","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"20"},{"label":"confidence","value":"0.87"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0023/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0023","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"410.3,1854.6 55.2,1894.3 59.7,102.8 30.8,98.8 107.9,56.6 143.3,131.4 166.2,62.6 208.9,26.9 270.6,23.1 1283.9,56.1 1321.0,62.4 1300.2,136.3 1339.7,143.8 1516.0,162.5 1487.4,708.5 1468.6,706.5 1549.1,1276.7 1547.1,1276.5 1511.3,1826.0 1501.9,1824.9 1054.5,1780.8 965.6,1833.7 833.6,1883.2 789.1,1790.5 780.1,1880.0 410.3,1854.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0023/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1077.0,983.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1483373,42.4799764]}},{"type":"Feature","properties":{"resourceCoords":[-208.0,815.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1515557,42.479956]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0024/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p24","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"13"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0024/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0024","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"96.4,659.4 115.5,659.3 83.9,111.2 303.3,110.3 636.4,106.3 1042.0,108.0 1504.0,102.8 1504.4,654.6 1511.0,1759.8 1443.2,1769.0 1032.1,1770.3 630.5,1769.8 479.2,1773.2 262.4,1772.2 237.6,1219.7 239.7,1219.7 96.4,659.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0024/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1042.0,108.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1451706,42.4816318]}},{"type":"Feature","properties":{"resourceCoords":[556.0,108.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.146372,42.4816064]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0025/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p25","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0025/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0025","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"47.1,646.6 17.4,100.7 852.1,54.4 1013.4,50.9 1138.1,49.2 1514.0,57.2 1627.0,57.8 1627.0,59.4 1627.0,64.0 1550.3,69.4 1594.6,1849.7 1249.9,1882.9 909.0,1819.7 591.9,1782.0 180.3,1727.7 112.2,1739.7 47.1,646.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0025/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[984.0,801.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.14166077616528,42.480332518014315]}},{"type":"Feature","properties":{"resourceCoords":[80.0,1193.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.14394060497676,42.47965252717312]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0026/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p26","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.26"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0026/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0026","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1579.3,1844.0 1549.6,1843.6 1458.5,1624.2 1493.8,1624.4 1482.6,970.8 1493.8,970.9 1487.7,580.3 1468.6,580.2 1478.0,56.3 1409.6,55.9 1030.8,52.0 888.2,53.8 674.8,50.9 249.1,52.0 170.4,110.2 50.7,169.4 1.0,88.0 1.0,171.5 47.5,170.0 24.4,1886.1 924.1,1906.2 1338.2,1845.1 1546.0,1887.8 1550.0,1844.5 1578.6,1844.9 1579.3,1844.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0026/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[968.0,580.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1461825,42.4775554]}},{"type":"Feature","properties":{"resourceCoords":[968.0,53.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1462348,42.478574]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0027/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p27","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0027/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0027","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"217.8,1926.0 117.9,1694.5 155.3,1694.2 134.0,1000.4 145.8,1000.3 133.7,585.8 113.5,586.0 115.8,29.6 454.7,27.0 522.6,17.4 592.0,8.7 1004.6,83.8 1322.9,137.6 1627.0,209.5 1597.9,221.4 1602.3,651.1 1546.8,805.3 1573.5,924.5 1627.0,926.6 1627.0,932.3 1627.0,938.4 1552.1,939.2 1541.7,1630.6 1531.7,1631.0 1528.8,1895.2 439.0,1889.6 268.3,1900.3 249.4,1926.0 217.8,1926.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0027/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1213.0,610.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.14215407065474,42.47759620736119]}},{"type":"Feature","properties":{"resourceCoords":[1532.0,1422.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.14131794025106,42.476131416214535]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0028__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p28 [3]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.92"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"2137.6"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4374.4"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0028__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0028","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1212.7,1865.4 1212.7,1857.5 1539.7,1853.5 1540.9,1378.5 1556.2,1378.5 1580.0,958.2 1521.9,637.3 1581.0,268.2 1541.4,93.0 1433.8,32.5 918.2,42.8 910.8,696.2 864.0,753.7 864.0,771.4 844.8,777.2 806.3,824.6 595.0,856.2 647.6,1423.9 601.6,1858.6 1212.7,1865.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0028__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[895.3,1296.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.15390915785572,42.49065556978637]}},{"type":"Feature","properties":{"resourceCoords":[1545.0,193.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.152334155765,42.492731362410886]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0028__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p28 [4]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.58"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3604.8"},{"label":"split_canvas_w","value":"2137.6"},{"label":"split_canvas_h","value":"4103.2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0028__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0028","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"141.9,922.6 141.8,934.1 68.5,934.2 50.9,1610.8 41.1,1611.2 35.5,1869.7 491.8,1877.0 531.8,942.6 141.9,922.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0028__4/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[51.0,1398.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1413,42.4761476]}},{"type":"Feature","properties":{"resourceCoords":[51.0,934.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1413409,42.4770103]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0029__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p29 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.38"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"4130.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2382.0"},{"label":"split_canvas_h","value":"2601.6"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0029__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0029","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1083.2,631.1 1573.8,604.4 1583.8,277.6 1505.9,80.4 1093.2,74.7 1083.2,631.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0029__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[1032.5,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.14827153857023,42.46849537102388]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.14671524498127,42.46853078486724]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,650.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.14666325344491,42.46726992699814]}},{"type":"Feature","properties":{"resourceCoords":[1032.5,650.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.14821954703388,42.46723451315478]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0029__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p29 [3]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.49"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2461.6"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"5246.4"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0029__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0029","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"621.6,1836.5 627.6,1755.8 1133.3,1770.7 1202.0,1765.0 1227.0,1830.2 1410.4,1823.3 1416.9,1840.4 1587.6,1635.0 1568.8,665.6 33.0,649.5 34.0,1290.7 393.3,1326.8 402.4,1326.7 402.6,1327.8 409.1,1328.4 536.4,1800.2 621.6,1836.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0029__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1028.0,1310.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1386174,42.4661507]}},{"type":"Feature","properties":{"resourceCoords":[1202.0,1765.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1380658,42.4653409]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0003","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"96.3,1651.7 98.9,1200.4 105.1,1200.2 89.0,274.1 102.5,274.1 335.0,274.9 651.6,272.2 1469.9,269.0 1528.8,265.9 1530.1,558.8 1543.0,1674.5 1073.9,1669.2 1073.5,1643.2 592.2,1675.3 592.4,1653.0 135.1,1651.8 96.3,1651.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[108.0,1662.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1452863793084,42.48470956444665]}},{"type":"Feature","properties":{"resourceCoords":[599.0,1662.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.14406636810413,42.48473259356558]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0030/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p30","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0030/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0030","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"146.7,1841.9 1327.4,1765.5 1340.8,1794.0 1507.8,1791.9 1488.4,1715.1 1493.1,1314.9 1501.0,1315.0 1576.5,996.5 1591.7,154.4 1490.3,55.2 971.0,41.8 970.8,40.3 812.2,263.1 804.3,246.1 803.6,244.6 617.5,267.1 587.1,202.5 517.4,213.4 1.0,236.7 1.0,320.0 28.1,329.3 56.9,1766.8 77.0,1882.3 147.7,1913.6 146.7,1841.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0030/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[60.0,1241.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1392978,42.4634293]}},{"type":"Feature","properties":{"resourceCoords":[60.0,737.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1393299,42.464345]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0031/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p31","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.82"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0031/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0031","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"450.6,1853.2 781.1,1892.0 1587.1,1828.7 1582.6,140.0 1533.4,71.0 1319.0,39.8 232.2,61.7 225.8,1.0 225.5,1.0 155.1,278.9 147.1,278.7 135.3,677.6 347.5,1555.5 437.9,1755.1 450.8,1783.5 450.6,1853.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0031/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1299.0,805.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.13287821057162,42.46249444721595]}},{"type":"Feature","properties":{"resourceCoords":[111.0,805.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.13579865547275,42.462405228483185]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0032/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p32","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.81"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0032/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0032","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"52.7,211.2 18.1,1076.6 89.6,1472.8 24.2,1652.3 44.0,1886.2 1376.8,1888.5 1416.1,1817.2 1547.0,1822.5 1566.5,1153.1 1627.0,1160.1 1627.0,1125.5 1627.0,1091.8 1614.3,1064.0 1525.6,868.7 1335.3,86.4 1171.5,86.2 1158.8,58.1 1.0,116.6 1.0,187.4 52.7,211.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0032/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1301.0,129.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.13577882670897,42.462415059533456]}},{"type":"Feature","properties":{"resourceCoords":[350.0,1407.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.13803782291795,42.45997786649438]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0034/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p34","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.79"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0034/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0034","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1532.0,1764.5 1172.5,1743.2 1181.4,1761.4 945.0,1885.9 283.7,1889.7 44.4,1829.3 44.9,94.5 654.9,30.0 1576.7,43.3 1593.4,1712.8 1627.0,1716.8 1532.0,1764.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0034/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[831.0,1206.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.13156851682538,42.45544256095651]}},{"type":"Feature","properties":{"resourceCoords":[570.0,597.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.13227863100347,42.45654650674377]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0035__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p35 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.88"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"4356.4"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0035__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0035","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"931.8,1026.3 966.4,1010.6 949.4,979.1 1020.3,962.3 1627.0,965.0 1627.0,949.8 1627.0,923.1 1561.8,919.0 1603.9,482.3 1545.3,108.5 1410.5,54.7 713.6,25.3 621.7,80.6 259.0,86.9 269.3,104.5 41.5,247.8 102.2,355.8 477.7,341.3 522.1,375.5 535.5,375.5 543.9,392.3 614.5,446.7 931.8,1026.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0035__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[419.0,86.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.13026720095486,42.454466896916195]}},{"type":"Feature","properties":{"resourceCoords":[896.0,965.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.12916828430859,42.45282507333968]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0036__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p36 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.84"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0036__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0036","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"26.2,163.4 76.9,1006.0 317.9,1012.3 320.8,1016.7 322.8,1016.7 330.8,1031.3 486.9,1261.8 464.0,1450.5 464.0,1494.6 458.6,1494.8 458.4,1496.2 43.0,1510.8 20.2,1693.6 78.2,1895.9 486.4,1901.0 790.1,1822.2 802.8,1842.4 1627.0,1732.8 1627.0,1683.7 1595.7,1683.5 1586.0,122.8 714.6,64.3 714.4,105.8 114.1,100.5 43.8,116.9 60.5,148.1 26.2,163.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0036__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[658.0,1726.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.12763595921965,42.44978101854722]}},{"type":"Feature","properties":{"resourceCoords":[7.0,108.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.12912878682836,42.45281431936679]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0037/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p37","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.28"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0037/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0037","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1.0,166.6 1.0,166.9 49.2,172.9 33.1,1876.3 1575.3,1888.8 1623.3,1052.7 1591.5,178.0 1484.5,36.1 1150.3,15.2 1146.5,64.6 311.5,127.8 299.9,106.8 1.0,166.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0037/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.1280656,42.4497786]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.1240129,42.4498455]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.1239056,42.4463059]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.1279583,42.446239]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p4","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0004","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"610.4,296.3 985.1,292.6 1482.4,285.2 1522.5,285.1 1539.0,1209.4 1532.9,1209.5 1530.5,1660.0 1117.1,1661.8 984.1,1673.6 574.2,1674.8 574.0,1689.8 77.5,1693.5 77.3,1679.5 71.0,1214.4 66.3,732.9 63.9,297.1 610.4,296.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1049.0,1211.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1465429,42.48553]}},{"type":"Feature","properties":{"resourceCoords":[1536.0,285.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1453883,42.4872525]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.88"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0005","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1570.7,1845.4 626.9,1870.5 626.6,1878.6 68.1,1878.1 82.2,1866.5 26.8,1753.5 21.6,1034.3 37.1,360.3 75.3,109.5 144.2,45.2 1478.5,38.7 1609.2,117.2 1627.0,108.6 1627.0,132.8 1564.3,139.4 1563.0,295.4 1571.8,644.8 1572.7,882.5 1569.7,1261.7 1570.8,1802.7 1570.7,1845.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[636.0,732.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.14697980878927,42.49805107084541]}},{"type":"Feature","properties":{"resourceCoords":[131.0,732.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.14822628106079,42.49801980774311]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0006__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p6 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0006__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0006","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"36.6,1858.8 1263.0,1876.5 1497.0,1880.3 1543.3,1347.0 1537.8,1346.9 1527.8,912.0 1549.8,673.7 1435.8,557.0 768.9,575.4 639.2,296.4 639.3,103.9 493.6,46.4 212.4,42.8 103.0,95.3 101.8,120.0 39.2,126.3 37.1,282.0 44.2,631.0 43.8,868.3 38.9,1247.0 37.2,1787.2 36.6,1858.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0006__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1226.0,1326.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1416892819776,42.49708551040003]}},{"type":"Feature","properties":{"resourceCoords":[66.0,1326.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1445560767431,42.49700280790148]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0007__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p7 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.52"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2385.2"},{"label":"split_canvas_h","value":"2479.2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0007__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0007","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"13.0,538.9 67.2,601.8 373.1,551.2 575.5,603.2 573.9,36.2 20.6,46.2 8.8,398.7 72.0,440.2 13.0,538.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0007__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[69.0,562.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1366929,42.4857176]}},{"type":"Feature","properties":{"resourceCoords":[69.0,56.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1367875,42.4866464]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0007__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p7 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.87"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"2385.2"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4126.8"},{"label":"split_canvas_h","value":"2479.2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0007__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0007","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"627.5,581.8 1554.8,617.8 1563.9,592.7 1573.2,69.2 629.6,40.1 627.5,581.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0007__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1555.0,53.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1341756,42.4952121]}},{"type":"Feature","properties":{"resourceCoords":[1555.0,593.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1341338,42.4942157]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0007__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p7 [3]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.94"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2479.2"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"5228.8"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0007__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0007","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1604.4,1712.4 1534.2,980.1 1596.2,665.2 158.6,662.2 137.3,640.5 116.9,877.9 129.5,1310.9 135.1,1311.0 92.3,1842.2 587.9,1847.3 1571.3,1849.7 1571.7,1712.3 1604.4,1712.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0007__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[619.0,1847.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1396585,42.4961176]}},{"type":"Feature","properties":{"resourceCoords":[619.0,1320.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1397015,42.4970817]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0008","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"42.8,1778.9 616.4,1779.8 616.4,1804.1 1079.3,1864.6 1079.4,1834.1 1561.3,1810.7 1565.4,1590.3 1571.7,559.1 1572.6,185.1 1572.8,156.4 639.5,176.5 639.2,184.5 87.0,181.3 40.5,218.8 26.0,401.6 100.9,924.9 25.9,1156.5 86.2,1488.8 31.1,1772.5 1.0,1774.8 1.0,1779.0 42.8,1778.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[150.0,1790.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.14797120671521,42.49297409052536]}},{"type":"Feature","properties":{"resourceCoords":[1090.0,1332.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1456697525393,42.49388452160864]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Royal Oak, Michigan | 1926 | sanborn04177_003 p9","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:45:25Z","modified":"2026-10-19T02:45:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0009","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"48.5,1518.9 53.4,490.2 53.8,117.0 1265.3,132.8 1506.5,136.5 1520.9,679.4 1518.7,679.4 1546.7,1224.4 1520.7,1224.0 1512.4,1779.7 1252.8,1774.0 973.5,1772.2 926.9,1774.3 44.2,1766.8 48.5,1518.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114rm:g041771926:04177_1926-0009/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1226.0,1220.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1415401,42.4940767]}},{"type":"Feature","properties":{"resourceCoords":[1528.0,1780.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.1407316,42.4930646]}}]}}]}