{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn07707_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Harrisburg, Pennsylvania | 1884 | mapsnap generated fit (2026-09-23)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-23"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"40"},{"label":"placed","value":"28"},{"label":"unplaced","value":"12"},{"label":"fit sources","value":"georef 21, georef-snap 5, georef-street 1, snap:0 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"11 sheet(s) cut into 24 panels"},{"label":"unplaced pages","value":"p1 (tier 1, 40.27159,-76.88593 +/-254m); p12__2 (tier 1, 40.26609,-76.88217 +/-100m); p13__1 (tier 1, 40.26629,-76.87921 +/-192m); p13__2 (tier 1, 40.26442,-76.88033 +/-169m); p20__1 (tier 3, 40.25536,-76.87500 +/-540m); p20__3 (tier 1, 40.25578,-76.87708 +/-100m); p23__1 (tier 1, 40.25152,-76.87311 +/-106m); p23__2 (tier 1, 40.26435,-76.87656 +/-109m); p24__2 (tier 1, 40.26498,-76.87572 +/-100m); p27 (tier 4, 40.26420,-76.88113 +/-1666m); p4__2 (tier 1, 40.26686,-76.87764 +/-100m); p8__2 (tier 1, 40.26653,-76.88990 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harrisburg, Pennsylvania | 1884 | sanborn07707_001 p10","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"6"}],"created":"2026-09-23T00:16:26Z","modified":"2026-09-23T00:16:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0010/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0010","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1539.8,1699.5 1538.9,1913.0 1318.6,1913.0 1317.8,1833.3 582.8,1840.5 583.5,1913.0 239.7,1913.0 223.9,1338.0 -0.0,1354.0 -0.0,181.6 551.3,206.7 550.3,128.6 1139.7,165.6 1136.5,-0.0 1613.0,-0.0 1613.0,1699.8 1539.8,1699.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0010/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[119.0,1346.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8856347,40.2698529]}},{"type":"Feature","properties":{"resourceCoords":[932.0,1837.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8857521,40.2680639]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harrisburg, Pennsylvania | 1884 | sanborn07707_001 p11","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"1"}],"created":"2026-09-23T00:16:26Z","modified":"2026-09-23T00:16:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0011/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0011","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 119.8,1913.0 169.7,1314.8 90.3,1314.2 127.3,754.5 -0.0,752.0 -0.0,-0.0 1613.0,0.0 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0011/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.88441042706351,40.27219363368533]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.88099100587858,40.27366298883638]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.87870488246678,40.270571690558995]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.88212430365171,40.26910233540795]}},{"type":"Feature","properties":{"resourceCoords":[130.0,1314.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8825639,40.2701879]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0012__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harrisburg, Pennsylvania | 1884 | sanborn07707_001 p12 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-23T00:16:26Z","modified":"2026-09-23T00:16:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0012__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0012","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1329.0,901.5 1440.8,843.6 1613.0,851.3 1613.0,0.0 557.4,0.0 557.8,613.6 0.0,615.0 -0.0,919.1 1114.1,941.4 1329.0,901.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0012__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[80.0,1592.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8796994,40.2619655]}},{"type":"Feature","properties":{"resourceCoords":[700.0,1592.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8786817,40.2630529]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0014/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harrisburg, Pennsylvania | 1884 | sanborn07707_001 p14","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T00:16:26Z","modified":"2026-09-23T00:16:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0014/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0014","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1559.0,1579.6 1613.0,1737.0 1613.0,1913.0 208.7,1913.0 209.3,1847.8 107.6,1846.8 120.0,77.8 1228.3,81.2 1228.5,487.4 1610.4,1567.2 1559.0,1579.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0014/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.8856346502993,40.265327125164355]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.88378030293927,40.262679224275104]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.88786684600534,40.26098918054972]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.88972119336536,40.26363708143897]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harrisburg, Pennsylvania | 1884 | sanborn07707_001 p15","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"15"}],"created":"2026-09-23T00:16:26Z","modified":"2026-09-23T00:16:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0015/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0015","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"172.9,116.5 -0.0,55.3 -0.0,-0.0 1376.1,-0.0 1613.0,1632.5 1613.0,1913.0 -0.0,1913.0 -0.0,1636.0 52.5,1641.4 41.7,498.9 172.9,116.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0015/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[54.0,1260.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8864985,40.2618202]}},{"type":"Feature","properties":{"resourceCoords":[1558.0,1260.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8837953,40.259925]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0016/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harrisburg, Pennsylvania | 1884 | sanborn07707_001 p16","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"19"}],"created":"2026-09-23T00:16:26Z","modified":"2026-09-23T00:16:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0016/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0016","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"793.6,1677.8 489.9,1629.4 46.3,1629.4 -0.0,162.8 1537.0,136.7 1558.6,1606.6 1144.5,1615.4 793.6,1677.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0016/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[783.0,866.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8807247,40.2608451]}},{"type":"Feature","properties":{"resourceCoords":[1531.0,501.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8787278,40.2605728]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0017/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harrisburg, Pennsylvania | 1884 | sanborn07707_001 p17","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"11"}],"created":"2026-09-23T00:16:26Z","modified":"2026-09-23T00:16:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0017/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0017","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1887.8 54.2,1876.5 96.8,650.8 54.0,400.2 -0.0,285.9 0.0,0.0 1409.8,-0.0 1438.0,26.6 1613.0,-0.0 1613.0,1887.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0017/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1220.0,1663.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8786566,40.261866]}},{"type":"Feature","properties":{"resourceCoords":[455.0,1859.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8804553,40.2623762]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0018/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harrisburg, Pennsylvania | 1884 | sanborn07707_001 p18","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"0"}],"created":"2026-09-23T00:16:26Z","modified":"2026-09-23T00:16:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0018/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0018","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1888.2 89.6,1880.2 102.1,-0.0 1613.0,-0.0 1613.0,1888.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0018/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.8778208,40.2618422]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.8746001,40.2601265]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.8772666,40.2572117]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.8804873,40.2589274]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0019__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harrisburg, Pennsylvania | 1884 | sanborn07707_001 p19 [1]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"10"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3837.6"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"3814.4"}],"created":"2026-09-23T00:16:26Z","modified":"2026-09-23T00:16:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0019__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0019","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1503.4,1016.7 100.5,1024.4 103.3,1794.2 136.8,1797.5 135.9,1913.0 221.0,1913.0 506.0,1913.0 1425.9,1913.0 1425.9,1789.8 1503.1,1782.3 1503.4,1016.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0019__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1503.0,1400.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8780391,40.2568208]}},{"type":"Feature","properties":{"resourceCoords":[100.0,1024.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8802627,40.258882]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0019__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harrisburg, Pennsylvania | 1884 | sanborn07707_001 p19 [2]","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"22"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"3942.4"}],"created":"2026-09-23T00:16:26Z","modified":"2026-09-23T00:16:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0019__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0019","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"68.5,113.2 76.7,984.4 1613.0,959.4 1613.0,853.3 1580.0,850.4 1571.0,94.2 1196.8,99.3 810.9,163.1 509.1,114.3 68.5,113.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0019__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1197.0,482.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8815655,40.2587049]}},{"type":"Feature","properties":{"resourceCoords":[78.0,489.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8837953,40.259925]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0020__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harrisburg, Pennsylvania | 1884 | sanborn07707_001 p20 [2]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"15"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-23T00:16:26Z","modified":"2026-09-23T00:16:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0020__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0020","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"489.0,73.5 481.9,0.0 340.1,0.0 346.5,410.5 0.0,412.5 -0.0,1913.0 463.2,1913.0 469.2,1292.5 552.0,1299.0 626.1,1620.7 611.7,1891.2 1613.0,1913.0 1613.0,650.2 1226.7,663.2 1224.1,339.6 1613.0,325.4 1613.0,200.0 1219.0,204.1 1218.3,74.0 489.0,73.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0020__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[489.0,74.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8785742,40.2562487]}},{"type":"Feature","properties":{"resourceCoords":[853.0,74.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8780391,40.2568208]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0021__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harrisburg, Pennsylvania | 1884 | sanborn07707_001 p21 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"3544.4"}],"created":"2026-09-23T00:16:26Z","modified":"2026-09-23T00:16:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0021__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0021","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"113.2,422.9 55.2,0.0 0.0,0.0 -0.0,647.7 101.4,637.4 1274.2,886.0 1613.0,886.1 1613.0,474.5 610.3,0.0 523.8,5.0 113.2,422.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0021__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[118.0,335.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8761911,40.2538305]}},{"type":"Feature","properties":{"resourceCoords":[1369.0,362.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8739425,40.2555734]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0021__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harrisburg, Pennsylvania | 1884 | sanborn07707_001 p21 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"4"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3541.6"},{"label":"split_canvas_w","value":"3812.4"},{"label":"split_canvas_h","value":"4110.4"}],"created":"2026-09-23T00:16:26Z","modified":"2026-09-23T00:16:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0021__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0021","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,1913.0 953.1,1913.0 947.0,885.8 0.0,885.4 0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0021__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[322.0,981.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8818706,40.2596142]}},{"type":"Feature","properties":{"resourceCoords":[322.0,1820.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8828599,40.2585355]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0021__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harrisburg, Pennsylvania | 1884 | sanborn07707_001 p21 [3]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"3788.0"},{"label":"split_canvas_y","value":"3543.2"},{"label":"split_canvas_w","value":"2664.0"},{"label":"split_canvas_h","value":"4108.8"}],"created":"2026-09-23T00:16:26Z","modified":"2026-09-23T00:16:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0021__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0021","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1098.0,1913.0 1389.0,1913.0 1613.0,1913.0 1613.0,886.1 947.0,885.8 953.1,1913.0 1098.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0021__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1539.1,930.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8629926,40.2635691]}},{"type":"Feature","properties":{"resourceCoords":[996.9,1179.6],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8623552,40.2622254]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0022/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harrisburg, Pennsylvania | 1884 | sanborn07707_001 p22","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T00:16:26Z","modified":"2026-09-23T00:16:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0022/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0022","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"403.4,0.0 405.3,46.7 906.2,29.2 905.5,0.0 1613.0,0.0 1613.0,1913.0 -0.0,1913.0 -0.0,0.0 403.4,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0022/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.8761675526599,40.25289394305153]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.87387142237877,40.25517663589999]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.87034905267556,40.25308363086768]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.87264518295669,40.25080093801922]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0024__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harrisburg, Pennsylvania | 1884 | sanborn07707_001 p24 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-23T00:16:26Z","modified":"2026-09-23T00:16:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0024__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0024","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,-0.0 -0.0,-0.0 -0.0,1155.8 60.0,1148.0 197.8,1009.9 864.5,1913.0 1204.7,1913.0 1206.7,1386.2 1613.0,1387.9 1613.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0024__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[60.0,1148.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8759574,40.2641278]}},{"type":"Feature","properties":{"resourceCoords":[1568.0,-1462.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8694425,40.2631419]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0025__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harrisburg, Pennsylvania | 1884 | sanborn07707_001 p25 [1]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"10"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3142.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"4510.0"}],"created":"2026-09-23T00:16:26Z","modified":"2026-09-23T00:16:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0025__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0025","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1.6,1790.3 1613.0,1650.0 1613.0,998.4 1499.6,835.8 1343.1,905.3 1305.6,931.5 1300.3,924.3 1013.3,1051.7 0.5,1061.8 1.6,1790.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0025__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[165.0,1431.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8694425,40.2631419]}},{"type":"Feature","properties":{"resourceCoords":[1055.0,1386.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8689849,40.2647834]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0025__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harrisburg, Pennsylvania | 1884 | sanborn07707_001 p25 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"4247.2"}],"created":"2026-09-23T00:16:26Z","modified":"2026-09-23T00:16:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0025__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0025","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1061.8 985.2,1052.0 985.2,1011.5 1110.3,1008.6 1196.9,970.2 1196.6,789.4 1442.1,790.1 1502.4,834.6 1613.0,785.5 1613.0,0.0 -0.0,-0.0 -0.0,1061.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0025__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.87346061713554,40.266452080805834]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.86980306323508,40.267479396170074]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1061.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.86892286087333,40.2656288825434]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1061.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.87258041477378,40.264601567179156]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0026/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harrisburg, Pennsylvania | 1884 | sanborn07707_001 p26","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"15"}],"created":"2026-09-23T00:16:26Z","modified":"2026-09-23T00:16:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0026/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0026","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1768.2 -0.0,1766.5 -0.0,428.8 -0.0,-0.0 1613.0,0.0 1613.0,1913.0 -0.0,1913.0 -0.0,1768.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0026/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[580.0,1561.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8672207,40.2628599]}},{"type":"Feature","properties":{"resourceCoords":[571.0,660.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8668675,40.2645021]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harrisburg, Pennsylvania | 1884 | sanborn07707_001 p2 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"5351.2"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"2300.8"}],"created":"2026-09-23T00:16:26Z","modified":"2026-09-23T00:16:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 353.0,1913.0 643.2,1913.0 660.9,1609.2 898.0,1608.7 899.2,1913.0 1514.7,1913.0 1511.0,1376.4 1342.8,1377.2 1342.6,1339.2 0.0,1346.3 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[897.0,1377.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8929298,40.2705226]}},{"type":"Feature","properties":{"resourceCoords":[1201.0,1377.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8922815,40.2707928]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0002__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harrisburg, Pennsylvania | 1884 | sanborn07707_001 p2 [2]","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"12"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"5385.2"}],"created":"2026-09-23T00:16:26Z","modified":"2026-09-23T00:16:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0002__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"165.8,1189.9 294.1,1189.9 293.2,1334.6 1408.7,1325.8 1394.7,0.0 1304.0,0.0 1196.0,0.0 1124.0,0.0 -0.0,-0.0 -0.0,781.6 164.7,781.6 165.8,1189.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0002__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[459.0,1043.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8906687,40.270906]}},{"type":"Feature","properties":{"resourceCoords":[459.0,47.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.891863,40.2725575]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harrisburg, Pennsylvania | 1884 | sanborn07707_001 p3","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"24"}],"created":"2026-09-23T00:16:26Z","modified":"2026-09-23T00:16:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 1613.0,0.0 1613.0,1913.0 -0.0,1913.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1094.0,387.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.888367,40.2756068]}},{"type":"Feature","properties":{"resourceCoords":[814.0,763.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8885381,40.2747528]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0004__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harrisburg, Pennsylvania | 1884 | sanborn07707_001 p4 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3468.8"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"4183.2"}],"created":"2026-09-23T00:16:26Z","modified":"2026-09-23T00:16:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0004__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1516.0,1540.3 1515.5,913.2 333.8,914.1 333.3,889.0 300.9,889.5 300.2,1217.4 -0.0,1218.0 -0.0,1451.4 299.6,1469.6 298.8,1830.1 347.7,1827.8 348.1,1844.8 1613.0,1770.7 1613.0,1540.5 1516.0,1540.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0004__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[41.0,913.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8919506,40.2703557]}},{"type":"Feature","properties":{"resourceCoords":[1516.0,913.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8901996,40.2679232]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harrisburg, Pennsylvania | 1884 | sanborn07707_001 p5","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"7"}],"created":"2026-09-23T00:16:26Z","modified":"2026-09-23T00:16:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"261.0,34.4 1613.0,57.1 1613.0,1707.3 800.1,1685.1 810.1,1913.0 60.6,1913.0 70.7,1341.1 -0.0,1341.7 -0.0,586.2 251.3,588.6 261.0,34.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[751.0,920.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8868208,40.2712299]}},{"type":"Feature","properties":{"resourceCoords":[1321.0,53.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8866677,40.2731518]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harrisburg, Pennsylvania | 1884 | sanborn07707_001 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T00:16:26Z","modified":"2026-09-23T00:16:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"139.9,165.8 1162.6,158.4 1180.1,919.0 1251.5,917.2 1254.7,1493.2 1421.4,1490.3 1419.8,1842.0 149.0,1841.4 139.9,165.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0006/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.89144288142356,40.27030035658021]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.88804278676615,40.27172977891363]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.88583653272451,40.26863123783571]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.88923662738192,40.26720181550229]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harrisburg, Pennsylvania | 1884 | sanborn07707_001 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T00:16:26Z","modified":"2026-09-23T00:16:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1259.8,151.8 1219.6,119.9 1481.8,121.0 1480.8,0.0 1613.0,0.0 1613.0,148.6 1482.0,148.0 1490.3,1834.0 322.7,1823.5 319.4,1913.0 -0.0,1913.0 -0.0,114.9 233.2,115.8 299.5,1457.0 535.3,1457.5 535.1,1358.5 1177.6,1359.1 1171.7,153.3 1259.8,151.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0007/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.89425278586445,40.269080324235325]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.89085129812729,40.27051196116377]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.88864166527534,40.267412095390156]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.89204315301251,40.26598045846171]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0008__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harrisburg, Pennsylvania | 1884 | sanborn07707_001 p8 [1]","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"22"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-23T00:16:26Z","modified":"2026-09-23T00:16:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0008__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1494.4,1806.1 1474.2,524.3 1404.6,521.0 1404.6,0.5 286.6,9.2 284.2,100.0 -0.0,104.8 -0.0,1913.0 286.3,1913.0 287.0,1809.0 1494.4,1806.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0008__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[564.0,647.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.8901706,40.2656225]}},{"type":"Feature","properties":{"resourceCoords":[287.0,1809.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.889456,40.2635189]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harrisburg, Pennsylvania | 1884 | sanborn07707_001 p9","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T00:16:26Z","modified":"2026-09-23T00:16:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"730.9,1843.2 139.3,1840.1 114.4,40.4 1463.9,29.8 1474.3,784.1 1392.2,784.7 1393.1,1010.8 1613.0,1012.1 1613.0,1913.0 730.5,1913.0 730.9,1843.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077071884:07707_1884-0009/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.8892923227282,40.26741577104684]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.88588720135304,40.26881884849668]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.88372170200569,40.265715594025934]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.88712682338084,40.2643125165761]}}]}}]}