{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn09006_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Covington, Virginia | 1907 | mapsnap generated fit (2026-09-22)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-22"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"21"},{"label":"placed","value":"12"},{"label":"unplaced","value":"9"},{"label":"fit sources","value":"georef-snap 6, georef 5, snap:0 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"6 sheet(s) cut into 15 panels"},{"label":"unplaced pages","value":"p12__2 (tier 1, 37.77808,-79.98626 +/-166m); p12__3 (tier 1, 37.78116,-79.98617 +/-122m); p1__2 (tier 1, 37.79044,-79.99622 +/-181m); p5__2 (tier 1, 37.78590,-79.99227 +/-100m); p6__2 (tier 1, 37.78269,-79.98989 +/-169m); p6__3 (tier 1, 37.78374,-79.99003 +/-100m); p6__4 (tier 1, 37.78570,-79.99216 +/-100m); p7__1 (tier 3, 37.78507,-79.99669 +/-687m); p7__2 (tier 1, 37.78555,-79.99625 +/-198m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Covington, Virginia | 1907 | sanborn09006_003 p10","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T19:37:53Z","modified":"2026-09-22T19:37:53Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0010/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0010/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6183.8,7481.6 5705.4,7652.0 348.5,7652.0 319.2,-0.0 6452.0,-0.0 6452.0,1050.4 6170.6,1049.2 6183.8,7481.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0010/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.98715470501034,37.78861473798732]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.98540885713909,37.78595561186303]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.98937139956001,37.7843077051796]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.99111724743126,37.786966831303886]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Covington, Virginia | 1907 | sanborn09006_003 p11","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T19:37:53Z","modified":"2026-09-22T19:37:53Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0011/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0011/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6061.2,2639.6 6099.6,7215.0 6208.5,7335.6 6452.0,7277.4 6452.0,7652.0 203.9,7652.0 153.0,-0.0 5418.6,-0.0 6452.0,556.2 6452.0,1234.8 5719.8,1234.6 5717.9,1550.0 6452.0,2032.8 6452.0,2641.0 6061.2,2639.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0011/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.98606895296952,37.785908142152294]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.9843560015601,37.783271565939486]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.9882847983948,37.78165465161962]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.98999774980422,37.784291227832426]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0012__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Covington, Virginia | 1907 | sanborn09006_003 p12 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"6"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"3670.8"}],"created":"2026-09-22T19:37:53Z","modified":"2026-09-22T19:37:53Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0012__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0012/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.1,3668.4 2430.4,3670.4 3055.2,3670.8 4459.2,2550.4 6196.8,2552.1 6452.0,2142.1 6452.0,0.0 6139.5,0.0 5631.0,733.1 5074.6,736.5 5060.0,347.9 526.5,413.1 407.0,522.2 464.7,764.0 93.6,766.2 0.1,3668.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0012__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2392.0,3614.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-79.986329,37.7809688]}},{"type":"Feature","properties":{"resourceCoords":[5060.0,347.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-79.985815,37.7828735]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Covington, Virginia | 1907 | sanborn09006_003 p1 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3643.2"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"4008.8"}],"created":"2026-09-22T19:37:53Z","modified":"2026-09-22T19:37:53Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0001__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0001/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6152.0,3966.9 756.4,3959.9 757.7,4229.9 303.2,4231.2 297.6,3644.3 0.0,3643.2 -0.0,7652.0 1440.0,7652.0 6200.1,7652.0 6152.0,3966.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4088.0,6900.6],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-79.998266,37.790479]}},{"type":"Feature","properties":{"resourceCoords":[6152.0,3966.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-79.996202,37.790678]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Covington, Virginia | 1907 | sanborn09006_003 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T19:37:53Z","modified":"2026-09-22T19:37:53Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0002/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5740.5,7408.3 447.2,7386.7 445.9,7652.0 -0.0,7652.0 47.0,579.7 1541.5,616.8 1543.0,-0.0 3709.9,-0.0 3711.1,670.7 6452.0,738.7 6452.0,5862.5 5735.8,5866.4 5740.5,7408.3\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.99526225100435,37.79500181808175]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.9927018680177,37.79277162883732]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.99602550124483,37.79035508452667]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.99858588423147,37.792585273771095]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Covington, Virginia | 1907 | sanborn09006_003 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T19:37:53Z","modified":"2026-09-22T19:37:53Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0003/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0003/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,5864.7 6452.0,7652.0 3659.4,7652.0 3641.5,6982.7 1478.8,7036.3 1492.6,7652.0 -0.0,7652.0 -0.0,0.0 6452.0,-0.0 6452.0,3404.9 5885.9,5528.0 6141.3,5551.2 6452.0,5864.7\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0003/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.99209184779109,37.79715640231657]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.98959776014586,37.79487265322998]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.9930013132009,37.79251874906066]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.99549540084614,37.79480249814725]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Covington, Virginia | 1907 | sanborn09006_003 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T19:37:53Z","modified":"2026-09-22T19:37:53Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0004/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0004/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5535.4,7652.0 -0.0,7652.0 -0.0,5233.7 177.3,5235.2 188.5,-0.0 6452.0,-0.0 6452.0,2096.9 6328.6,2071.7 5567.7,4520.2 5535.4,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0004/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.99560835119539,37.79123050363178]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.99306850194381,37.78904218929229]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.9963295669705,37.78664490580917]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.99886941622208,37.78883322014866]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0005__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Covington, Virginia | 1907 | sanborn09006_003 p5 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-22T19:37:53Z","modified":"2026-09-22T19:37:53Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0005__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0005/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5795.7,4002.6 6019.3,4003.9 6415.8,2244.8 5341.3,2112.9 6452.0,1998.0 6452.0,-0.0 1136.0,-0.0 1146.7,1588.1 1021.9,1563.5 270.7,4039.7 259.5,7200.4 -0.0,7202.2 -0.0,7652.0 1172.0,7652.0 2288.0,7652.0 3960.8,7652.0 3961.6,5311.2 5796.8,5305.6 5795.7,4002.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0005__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.99373132260821,37.789262423787044]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.99123312482982,37.787080503341684]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.99448456222513,37.78472246132888]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.99698276000352,37.78690438177424]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0006__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Covington, Virginia | 1907 | sanborn09006_003 p6 [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":"3230.4"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-22T19:37:53Z","modified":"2026-09-22T19:37:53Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0006__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0006/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7652.0 1935.6,7652.0 2150.2,7056.2 2727.9,7247.6 2736.8,5337.6 2747.6,3239.6 3216.0,1697.2 3230.4,0.0 2991.0,986.2 1295.9,461.8 1315.9,242.1 -0.0,140.7 -0.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0006__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.99381685749233,37.785700241868554]}},{"type":"Feature","properties":{"resourceCoords":[3230.4,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.9925273106716,37.78679299445308]}},{"type":"Feature","properties":{"resourceCoords":[3230.4,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.98925395623841,37.78437990654507]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.99054350305914,37.78328715396054]}},{"type":"Feature","properties":{"resourceCoords":[715.6,6580.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-79.990716,37.783867]}},{"type":"Feature","properties":{"resourceCoords":[715.6,6580.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-79.990542,37.783715]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0008__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Covington, Virginia | 1907 | sanborn09006_003 p8 [1]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"14"},{"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":"2026-09-22T19:37:53Z","modified":"2026-09-22T19:37:53Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0008__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0008/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"4796.8,7273.8 4789.4,7652.0 6452.0,7652.0 6452.0,0.0 2575.2,0.0 2619.6,3648.4 1888.0,4301.2 0.0,4308.8 -0.0,7239.1 4796.8,7273.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0008__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4468.0,1048.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-79.990288,37.793612]}},{"type":"Feature","properties":{"resourceCoords":[5512.0,7084.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-79.988202,37.791346]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0008__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Covington, Virginia | 1907 | sanborn09006_003 p8 [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":"2619.6"},{"label":"split_canvas_h","value":"4308.8"}],"created":"2026-09-22T19:37:53Z","modified":"2026-09-22T19:37:53Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0008__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0008/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"794.3,4023.8 1961.2,3997.9 1917.6,1806.0 2597.1,1799.5 2575.2,0.0 -0.0,-0.0 -0.0,4308.8 788.1,4305.6 794.3,4023.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0008__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":[-79.99357451663847,37.7900786399196]}},{"type":"Feature","properties":{"resourceCoords":[2619.6,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.9922074749741,37.79062118896923]}},{"type":"Feature","properties":{"resourceCoords":[2619.6,4308.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.99108652470579,37.78883230068613]}},{"type":"Feature","properties":{"resourceCoords":[0.0,4308.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.99245356637017,37.7882897516365]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Covington, Virginia | 1907 | sanborn09006_003 p9","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"}],"created":"2026-09-22T19:37:53Z","modified":"2026-09-22T19:37:53Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0009/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0009/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6414.4,7652.0 2322.2,7652.0 2266.0,6524.0 138.8,6613.0 113.7,5934.1 -0.0,5936.6 -0.0,0.0 6452.0,-0.0 6452.0,144.5 6035.2,149.5 6414.4,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884cm:g3884cm_g090061907:09006_1907-0009/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4316.0,3856.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-79.989528,37.788479]}},{"type":"Feature","properties":{"resourceCoords":[2264.0,6524.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-79.991511,37.788825]}}]}}]}