{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn06578_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Alliance, Ohio | 1898 | 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":"26"},{"label":"placed","value":"13"},{"label":"unplaced","value":"13"},{"label":"fit sources","value":"georef 7, georef-snap 5, snap:0 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"6 sheet(s) cut into 18 panels"},{"label":"unplaced pages","value":"p10 (tier 1, 40.91793,-81.09278 +/-265m); p12__2 (tier 1, 40.91370,-81.09803 +/-100m); p13__2 (tier 1, 40.90337,-81.10569 +/-100m); p13__3 (tier 1, 40.90303,-81.10606 +/-128m); p13__4 (tier 1, 40.90238,-81.10755 +/-100m); p14__1 (tier 1, 40.92629,-81.09808 +/-251m); p14__2 (tier 1, 40.92026,-81.09278 +/-182m); p14__3 (tier 1, 40.91183,-81.10448 +/-100m); p15__1 (tier 1, 40.93257,-81.09397 +/-126m); p15__3 (tier 1, 40.92243,-81.10729 +/-125m); p15__4 (tier 2, 40.92291,-81.09354 +/-100m); p3__1 (tier 1, 40.92374,-81.09862 +/-134m); p3__3 (tier 1, 40.92417,-81.09734 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alliance, Ohio | 1898 | sanborn06578_004 p11","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"13"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T06:53:22Z","modified":"2026-10-19T06:53:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0011/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0011","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1534.3,1281.0 1599.6,1856.3 765.3,1885.8 764.3,1926.0 752.6,1926.0 754.4,1716.6 293.2,1715.4 71.7,1715.8 72.2,1160.8 82.6,1160.8 75.3,602.4 50.2,602.4 78.5,63.7 259.2,63.5 763.5,58.6 946.4,61.7 1545.8,63.2 1545.4,187.6 1553.8,187.6 1534.3,1281.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0011/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[298.0,1161.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.099954,40.917446]}},{"type":"Feature","properties":{"resourceCoords":[756.0,1161.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.099955,40.916587]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0012__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alliance, Ohio | 1898 | sanborn06578_004 p12 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"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":"2026-10-19T06:53:22Z","modified":"2026-10-19T06:53:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0012__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0012","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"64.8,809.2 70.0,1876.7 1584.8,1879.5 1600.3,1281.0 1138.7,1280.0 1138.5,1278.5 1132.5,1278.5 1132.8,1233.6 1110.2,1056.4 1134.2,990.8 1134.3,982.5 1137.3,982.5 1139.2,977.1 1608.1,978.0 1555.7,52.1 1506.0,23.8 1322.5,23.1 131.5,15.8 127.9,199.2 124.8,800.2 1.0,799.5 1.0,807.9 64.8,809.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0012__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[131.0,798.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.09721646390898,40.91510805637622]}},{"type":"Feature","properties":{"resourceCoords":[1524.0,1424.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.09376585709737,40.913942211858135]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0013__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alliance, Ohio | 1898 | sanborn06578_004 p13 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.81"},{"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":"2026-10-19T06:53:22Z","modified":"2026-10-19T06:53:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0013__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0013","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1019.2,969.6 1067.4,595.5 1149.0,596.1 1173.5,596.2 1444.0,589.4 1550.3,503.2 1469.3,90.7 763.9,31.2 265.6,55.8 59.5,128.4 97.1,1531.0 140.9,1701.7 291.1,1793.3 396.9,1643.0 752.5,1562.4 792.0,1063.6 822.5,1032.0 822.5,1032.0 822.5,1032.0 868.4,1032.0 1019.2,969.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0013__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[771.0,765.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.10591780730427,40.90082689643431]}},{"type":"Feature","properties":{"resourceCoords":[1220.0,311.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.10478511824103,40.90168135722571]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0015__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alliance, Ohio | 1898 | sanborn06578_004 p15 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.36"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"1362.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"5150.0"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-10-19T06:53:22Z","modified":"2026-10-19T06:53:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0015__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0015","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1028.6,1828.5 1479.5,1886.4 1605.7,1844.3 1545.6,1410.7 1600.7,1176.8 1572.4,83.7 1432.0,96.3 1300.2,21.0 937.8,67.0 967.8,920.7 975.6,920.8 983.0,1143.5 982.2,1507.7 976.0,1563.0 927.1,1736.3 1029.0,1768.4 1028.6,1828.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0015__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[340.5,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.09516722814959,40.925324880061666]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.09205368287323,40.92535962715958]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.09198536233174,40.92181513412649]}},{"type":"Feature","properties":{"resourceCoords":[340.5,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.0950989076081,40.92178038702857]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alliance, Ohio | 1898 | sanborn06578_004 p2","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"14"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T06:53:22Z","modified":"2026-10-19T06:53:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0002","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"813.8,105.9 706.2,1.0 439.7,1.0 404.4,38.4 149.9,23.4 157.7,68.5 44.7,189.6 25.1,530.2 81.3,1877.7 1564.0,1884.8 1606.2,1806.5 1596.3,1232.0 1619.8,1237.0 1579.7,316.8 1592.8,316.8 1606.2,80.3 1069.7,34.4 1063.4,25.1 1017.6,73.4 983.8,109.0 813.8,105.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1081.0,954.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.104226,40.924293]}},{"type":"Feature","properties":{"resourceCoords":[96.0,954.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.104214,40.926166]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0003__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alliance, Ohio | 1898 | sanborn06578_004 p3 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.90"},{"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":"2026-10-19T06:53:22Z","modified":"2026-10-19T06:53:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0003__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0003","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1593.3,1886.3 1561.9,1597.9 1595.5,1598.2 1587.6,1258.0 1572.5,495.8 1561.8,39.5 1409.0,47.5 1409.3,54.5 1252.9,93.8 1048.5,300.8 1048.5,305.7 1043.7,305.8 1043.3,306.1 715.1,335.1 639.6,472.8 268.9,824.6 207.9,953.9 172.0,962.7 109.0,1021.4 49.0,1516.1 113.6,1855.2 370.3,1865.6 406.2,1826.2 672.7,1821.3 784.1,1926.0 884.8,1926.0 955.4,1926.0 988.8,1889.5 1034.0,1840.0 1040.5,1849.2 1593.3,1886.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0003__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1237.0,1612.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.10133063696276,40.92392498702618]}},{"type":"Feature","properties":{"resourceCoords":[1565.0,502.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.09857819273958,40.92325741797003]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alliance, Ohio | 1898 | sanborn06578_004 p4","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T06:53:22Z","modified":"2026-10-19T06:53:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0004","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"38.6,333.1 82.9,129.8 1002.0,93.4 1002.0,106.5 1238.0,120.8 1237.0,132.1 1523.4,107.4 1522.4,140.7 1516.7,430.6 1521.0,912.0 1520.8,1569.4 1520.5,1797.6 1520.5,1849.1 358.3,1795.7 358.4,1788.2 47.4,1785.7 38.6,333.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1004.0,912.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.102625,40.92178]}},{"type":"Feature","properties":{"resourceCoords":[1521.0,912.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.101322,40.9217792]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alliance, Ohio | 1898 | sanborn06578_004 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T06:53:22Z","modified":"2026-10-19T06:53:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0005","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1490.3,1755.3 840.8,1749.2 365.1,1749.2 78.7,1741.0 81.5,1407.8 90.2,661.4 93.9,186.3 855.5,111.4 855.2,142.7 1507.5,148.1 1508.4,148.1 1499.9,675.3 1510.0,675.4 1501.7,1215.3 1483.1,1215.2 1496.1,1755.3 1490.3,1755.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[842.0,1210.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.09994660871081,40.9217853217681]}},{"type":"Feature","properties":{"resourceCoords":[842.0,124.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0971765290399,40.921802401792625]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alliance, Ohio | 1898 | sanborn06578_004 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T06:53:22Z","modified":"2026-10-19T06:53:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0006","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"132.2,1849.1 1065.6,1865.9 1065.6,1866.9 1552.2,1893.5 1591.2,1869.6 1537.0,1672.8 1538.2,1539.7 1594.5,1505.1 1565.3,859.9 1627.0,867.5 1627.0,826.8 1627.0,810.0 1530.1,779.9 1575.6,614.0 1581.2,561.0 1580.0,212.8 1572.0,1.0 1564.5,1.0 1565.8,32.6 65.3,46.9 68.3,196.9 96.6,197.2 170.9,960.0 139.6,959.8 133.6,1613.0 132.2,1849.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1064.0,1615.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.09485478040216,40.920531879053954]}},{"type":"Feature","properties":{"resourceCoords":[141.0,950.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.09722062825408,40.92179536897831]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0007__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alliance, Ohio | 1898 | sanborn06578_004 p7 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.74"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"5585.6"},{"label":"split_canvas_w","value":"1950.0"},{"label":"split_canvas_h","value":"2122.4"}],"created":"2026-10-19T06:53:22Z","modified":"2026-10-19T06:53:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0007__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0007","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3.5,1925.2 473.0,1921.9 454.9,1424.6 77.5,1411.7 3.5,1925.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0007__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,1396.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.10210844698913,40.91443113844526]}},{"type":"Feature","properties":{"resourceCoords":[487.5,1396.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.10088551914116,40.91441064774824]}},{"type":"Feature","properties":{"resourceCoords":[487.5,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.10091498689702,40.9134038090456]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.102137914745,40.913424299742616]}},{"type":"Feature","properties":{"resourceCoords":[307.7,1606.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.101347,40.91402]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0007__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alliance, Ohio | 1898 | sanborn06578_004 p7 [2]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.95"},{"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":"2026-10-19T06:53:22Z","modified":"2026-10-19T06:53:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0007__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0007","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1336.8,1896.0 1337.8,1884.5 1545.9,1885.9 1546.5,1427.6 1545.8,1206.8 1545.6,258.7 1545.5,82.4 372.7,30.1 372.8,22.6 59.0,20.5 68.4,1306.5 104.3,1392.2 380.4,1401.8 487.5,1403.4 487.4,1405.6 490.3,1405.7 519.9,1877.4 1336.8,1896.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0007__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1016.0,1425.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.102655,40.917463]}},{"type":"Feature","properties":{"resourceCoords":[1021.0,27.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.102635,40.9201014]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alliance, Ohio | 1898 | sanborn06578_004 p8","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T06:53:22Z","modified":"2026-10-19T06:53:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0008","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"361.6,1833.0 137.4,1833.3 117.7,1282.2 136.7,1282.1 138.7,730.9 128.3,730.9 130.7,192.8 370.3,191.1 1297.1,190.9 1529.1,190.1 1540.2,190.1 1513.7,725.1 1538.5,725.1 1547.2,1279.7 1536.9,1279.8 1537.9,1831.0 1537.2,1831.0 589.7,1832.5 361.6,1833.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[829.0,191.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.097226,40.919199]}},{"type":"Feature","properties":{"resourceCoords":[1294.0,1832.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.101331,40.918332]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alliance, Ohio | 1898 | sanborn06578_004 p9","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T06:53:22Z","modified":"2026-10-19T06:53:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0009","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"134.0,1379.7 132.6,1189.8 130.9,958.7 127.4,35.5 1075.0,37.0 1075.0,38.1 1569.3,57.0 1551.9,68.1 1527.4,1598.2 1547.3,1901.5 1498.0,1874.0 1389.0,1874.7 1317.0,1875.1 142.0,1878.6 134.0,1379.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084am:g4084am_g065781898:06578_1898-0009/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[522.0,959.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.096249,40.918309]}},{"type":"Feature","properties":{"resourceCoords":[1075.0,37.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0948449,40.9200492]}}]}}]}