{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn03772_006.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Lynn, Massachusetts | 1950 | mapsnap generated fit (2026-09-20)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-20"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"81"},{"label":"placed","value":"66"},{"label":"unplaced","value":"15"},{"label":"fit sources","value":"georef-snap 45, georef 25, georef-street 2, streets-candidate 1, snap:0 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"3 sheet(s) cut into 6 panels"},{"label":"unplaced pages","value":"p0__2 (tier 4, 42.46354,-70.94605 +/-2791m); p31__2 (tier 1, 42.46967,-70.92708 +/-178m); p59 (tier 1, 42.45475,-70.95392 +/-251m); p60 (tier 1, 42.45765,-70.94830 +/-257m); p67 (tier 3, 42.45043,-70.97279 +/-422m); p68 (tier 2, 42.45560,-70.96943 +/-191m); p69 (tier 1, 42.45185,-70.96231 +/-263m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0000__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p0 [1]","metadata":[{"label":"streets","value":"1"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6420.0"},{"label":"split_canvas_h","value":"7680.0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0000__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0000","type":"ImageService3","width":1605,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1605.0,1920.0 1605.0,0.0 628.5,0.0 628.5,666.0 508.0,758.5 0.0,758.5 0.0,1920.0 1605.0,1920.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0000__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":[-70.98089859634314,42.45445190751524]}},{"type":"Feature","properties":{"resourceCoords":[1605.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.98058145528971,42.4573829937687]}},{"type":"Feature","properties":{"resourceCoords":[1605.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.97581472312197,42.457103924061656]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9761318641754,42.4541728378082]}},{"type":"Feature","properties":{"resourceCoords":[372.0,1679.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9766556,42.4548878]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p1","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"13"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0001","type":"ImageService3","width":1623,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"239.5,0.0 679.1,0.0 815.0,78.5 860.8,0.0 908.7,0.0 1134.5,364.6 1291.5,532.8 1234.6,734.7 1328.3,1920.0 205.6,1920.0 239.5,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[227.0,610.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9527019,42.4628296]}},{"type":"Feature","properties":{"resourceCoords":[1318.0,1784.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9487945,42.4628945]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p10","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0010/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0010","type":"ImageService3","width":1618,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1618.0,1472.2 1618.0,1920.0 -0.0,1920.0 -0.0,784.8 242.4,896.5 710.7,623.0 682.0,574.5 529.7,511.2 464.5,495.4 168.3,10.3 1300.3,364.5 1401.2,796.2 1331.3,1408.7 1446.9,1463.1 1618.0,1472.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0010/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.94247910658628,42.46103520301953]}},{"type":"Feature","properties":{"resourceCoords":[1618.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93852040569082,42.46091918688187]}},{"type":"Feature","properties":{"resourceCoords":[1618.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93870570487337,42.45742904556617]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.94266440576882,42.45754506170383]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p11","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0011/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0011","type":"ImageService3","width":1616,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"137.1,479.1 166.5,422.5 163.3,287.6 227.0,277.0 276.4,0.0 1396.4,0.0 1401.6,139.8 1616.0,162.7 1616.0,283.7 1395.1,196.7 1210.2,1848.9 268.9,1137.3 137.1,479.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0011/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9435390825497,42.46284051704586]}},{"type":"Feature","properties":{"resourceCoords":[1616.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93974515592896,42.46372687455168]}},{"type":"Feature","properties":{"resourceCoords":[1616.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93832767372388,42.46037799149204]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.94212160034462,42.45949163398622]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0012/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p12","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0012/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0012","type":"ImageService3","width":1618,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"270.2,1798.9 447.1,135.4 831.9,284.6 1002.8,423.6 1225.4,1096.7 1405.6,1810.5 297.9,1811.7 270.2,1798.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0012/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.94126125810556,42.46325835213906]}},{"type":"Feature","properties":{"resourceCoords":[1618.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93747945650914,42.46412484045634]}},{"type":"Feature","properties":{"resourceCoords":[1618.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93609545383362,42.46079080706136]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93987725543003,42.45992431874407]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p13","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0013/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0013","type":"ImageService3","width":1616,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"617.1,1511.7 187.3,1411.0 335.4,291.6 444.7,271.9 444.5,164.0 486.7,264.5 1320.9,75.2 1348.0,1555.0 1232.2,1765.5 1132.7,1844.6 617.1,1511.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0013/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93635245002228,42.46164407234255]}},{"type":"Feature","properties":{"resourceCoords":[1616.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93473058997085,42.45894802210993]}},{"type":"Feature","properties":{"resourceCoords":[1616.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93904203545328,42.457516367678075]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.94066389550471,42.4602124179107]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0014/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p14","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"14"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0014/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0014","type":"ImageService3","width":1618,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1618.0,1920.0 -0.0,1920.0 -0.0,1871.7 439.5,1663.0 249.1,1262.7 311.7,1234.3 1192.8,66.2 1559.2,203.2 1575.8,377.4 1618.0,388.9 1618.0,1920.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0014/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[577.0,853.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9374643,42.4586287]}},{"type":"Feature","properties":{"resourceCoords":[1471.0,971.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.935629,42.4576744]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p15","metadata":[{"label":"streets","value":"14"},{"label":"intersections","value":"18"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0015/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0015","type":"ImageService3","width":1614,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1191.5,1164.1 1349.1,1748.5 1243.0,1743.2 842.8,1572.7 197.9,1406.1 56.9,1920.0 -0.0,1920.0 -0.0,0.0 221.3,-0.0 247.8,264.1 1163.4,269.6 1170.3,262.4 1128.9,625.5 1191.5,1164.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0015/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[874.0,1583.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9435177,42.4662605]}},{"type":"Feature","properties":{"resourceCoords":[1134.0,696.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9414707,42.4669891]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0016/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p16","metadata":[{"label":"streets","value":"12"},{"label":"intersections","value":"15"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0016/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0016","type":"ImageService3","width":1618,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"189.2,630.2 243.1,267.8 1490.3,510.1 1419.0,1069.0 1442.8,1539.1 371.4,1763.0 229.4,1144.0 189.2,630.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0016/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1018.0,243.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9392541,42.4664896]}},{"type":"Feature","properties":{"resourceCoords":[1311.0,1569.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9410939,42.464441]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0017/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p17","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0017/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0017","type":"ImageService3","width":1614,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1094.0,1890.6 176.1,1906.1 145.3,1641.8 -0.0,1645.1 -0.0,-0.0 686.5,-0.0 1083.0,66.7 1435.8,172.9 1307.7,1176.6 1094.0,1890.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0017/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93890596016263,42.47121598364248]}},{"type":"Feature","properties":{"resourceCoords":[1614.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93632163629434,42.469003445772145]}},{"type":"Feature","properties":{"resourceCoords":[1614.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93986477587119,42.46671971561363]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.94244909973948,42.46893225348396]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0018/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p18","metadata":[{"label":"streets","value":"12"},{"label":"intersections","value":"22"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0018/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0018","type":"ImageService3","width":1618,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1443.6,201.6 1462.0,968.3 1431.0,1473.0 1376.5,1648.8 1394.2,1920.0 112.3,1920.0 218.3,1186.8 203.3,167.8 699.3,246.8 1443.6,201.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0018/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1462.0,968.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9368906,42.4663671]}},{"type":"Feature","properties":{"resourceCoords":[875.0,1746.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9392541,42.4664896]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0019/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p19","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0019/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0019","type":"ImageService3","width":1614,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"160.8,733.3 181.6,516.1 118.2,22.5 1483.5,46.8 1221.5,1442.5 1249.8,1558.2 1368.0,1525.8 1303.2,1658.2 1182.8,1648.7 1143.1,1860.2 708.9,1838.0 564.4,1920.0 366.2,1489.2 160.8,733.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0019/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93694825536369,42.46658322924099]}},{"type":"Feature","properties":{"resourceCoords":[1614.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93545760208012,42.4638419819586]}},{"type":"Feature","properties":{"resourceCoords":[1614.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93984710345345,42.46252462016858]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.94133775673701,42.46526586745097]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p2","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"23"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0002","type":"ImageService3","width":1605,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1328.9,1758.6 263.0,1768.8 206.7,425.6 1221.5,363.2 1299.7,1349.3 1197.2,1356.3 1316.2,1566.3 1328.9,1758.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[977.0,979.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.948493,42.4644397]}},{"type":"Feature","properties":{"resourceCoords":[230.0,979.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.949672,42.463384]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0020/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p20","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0020/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0020","type":"ImageService3","width":1618,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"702.0,209.4 1360.0,333.4 1367.5,507.1 1579.1,1058.0 1496.0,1689.2 129.6,1532.3 41.3,777.5 390.8,728.1 520.6,762.0 424.7,471.1 482.3,356.1 657.5,331.7 702.0,209.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0020/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93371089190256,42.467864198988984]}},{"type":"Feature","properties":{"resourceCoords":[1618.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9318800067467,42.46525483445307]}},{"type":"Feature","properties":{"resourceCoords":[1618.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93604807844,42.46364082489773]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93787896359586,42.466250189433644]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0021/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p21","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0021/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0021","type":"ImageService3","width":1614,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"323.1,1781.0 117.5,1920.0 -0.0,1920.0 -0.0,1801.0 740.5,48.6 1322.4,76.2 1297.9,1809.0 323.1,1781.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0021/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93551322323675,42.465448289009856]}},{"type":"Feature","properties":{"resourceCoords":[1614.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93318574414626,42.46304826951361]}},{"type":"Feature","properties":{"resourceCoords":[1614.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93702876236212,42.46099132057318]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93935624145261,42.46339134006943]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0022/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p22","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0022/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0022","type":"ImageService3","width":1618,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1298.8,86.9 951.5,1833.6 390.1,1801.5 404.2,85.3 1298.8,86.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0022/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93416953315959,42.464101191433095]}},{"type":"Feature","properties":{"resourceCoords":[1618.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93183300760741,42.46166166687794]}},{"type":"Feature","properties":{"resourceCoords":[1618.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93572954253537,42.459601783761336]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93806606808755,42.46204130831649]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0023/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p23","metadata":[{"label":"streets","value":"15"},{"label":"intersections","value":"27"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0023/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0023","type":"ImageService3","width":1614,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1454.8,1848.7 117.8,1601.5 413.4,132.9 616.6,181.6 1086.5,142.9 1270.8,167.5 1240.1,288.4 1454.8,1848.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0023/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[695.0,1709.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9312892,42.4626615]}},{"type":"Feature","properties":{"resourceCoords":[413.0,133.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9345427,42.4642952]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0024/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p24","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"14"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0024/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0024","type":"ImageService3","width":1618,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"559.0,1710.6 133.8,195.9 147.7,72.2 1093.4,447.3 1043.6,760.5 1065.5,865.9 1586.7,1757.0 559.0,1710.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0024/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[430.0,183.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9322917,42.465517]}},{"type":"Feature","properties":{"resourceCoords":[990.0,1737.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9288599,42.4639106]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0025/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p25","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0025/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0025","type":"ImageService3","width":1617,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1132.7,152.5 1125.8,653.2 1201.5,1290.9 1521.2,1261.9 1446.9,1387.8 1304.2,1871.2 581.0,1753.5 110.1,1741.9 -0.0,1770.3 -0.0,-0.0 213.7,-0.0 216.6,205.9 1132.7,152.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0025/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93445034920911,42.47226601649442]}},{"type":"Feature","properties":{"resourceCoords":[1617.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93230951101455,42.46979048495292]}},{"type":"Feature","properties":{"resourceCoords":[1617.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93626652393392,42.467902201193354]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93840736212849,42.47037773273486]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0026/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p26","metadata":[{"label":"streets","value":"13"},{"label":"intersections","value":"18"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0026/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0026","type":"ImageService3","width":1618,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1436.1,1837.6 264.7,1858.5 418.6,1380.0 495.9,1256.5 175.1,1276.1 113.9,637.2 132.1,137.4 598.6,127.8 594.3,-0.0 1524.0,-0.0 1519.3,101.5 1383.9,111.4 1215.7,1202.1 1326.1,1269.5 1459.9,1426.8 1618.0,1478.8 1547.7,1585.9 1610.2,1885.7 1436.1,1837.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0026/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1345.0,444.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9322122,42.4682511]}},{"type":"Feature","properties":{"resourceCoords":[175.0,1276.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.93552,42.469157]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0027/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p27","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0027/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0027","type":"ImageService3","width":1617,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"229.0,716.5 114.7,654.6 103.3,514.1 172.5,322.2 333.4,194.2 403.7,86.3 1489.0,290.9 1490.5,1756.0 1462.2,1875.8 1.8,1347.1 229.0,716.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0027/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93485742479967,42.46736765211617]}},{"type":"Feature","properties":{"resourceCoords":[1617.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93164744667742,42.46909765955067]}},{"type":"Feature","properties":{"resourceCoords":[1617.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.92888226135626,42.466266213985215]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93209223947852,42.46453620655071]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0028/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p28","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0028/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0028","type":"ImageService3","width":1618,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"264.3,525.3 1368.6,421.1 1196.5,1812.2 369.7,1616.7 382.7,1494.8 264.3,525.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0028/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93196716934065,42.468431269969]}},{"type":"Feature","properties":{"resourceCoords":[1618.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9284765239523,42.46985611063393]}},{"type":"Feature","properties":{"resourceCoords":[1618.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.92620048665891,42.46677903563308]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.92969113204727,42.46535419496816]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0029/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p29","metadata":[{"label":"streets","value":"12"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0029/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0029","type":"ImageService3","width":1617,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"417.4,1899.6 311.8,1888.8 31.9,1748.8 1468.1,26.8 1529.1,85.6 1520.3,969.4 1410.9,1674.5 417.4,1899.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0029/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9281877,42.4685558]}},{"type":"Feature","properties":{"resourceCoords":[1617.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9248709,42.4668638]}},{"type":"Feature","properties":{"resourceCoords":[1617.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.92759450000001,42.4639586]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9309113,42.4656506]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0003","type":"ImageService3","width":1623,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1370.2,1601.7 1261.1,1624.7 1162.1,1920.0 382.1,1920.0 381.2,1809.5 187.2,1850.2 193.1,384.6 1296.4,359.8 1388.0,1343.5 1370.2,1601.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0003/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95136744083035,42.461459241655575]}},{"type":"Feature","properties":{"resourceCoords":[1623.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.94862681512159,42.46363565268343]}},{"type":"Feature","properties":{"resourceCoords":[1623.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.94516128173946,42.46122693458214]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.94790190744823,42.45905052355429]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0030/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p30","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0030/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0030","type":"ImageService3","width":1618,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"426.2,1838.1 414.6,1416.3 349.9,1357.0 383.1,974.2 344.4,962.8 445.9,716.0 394.7,718.7 520.0,0.0 1618.0,0.0 1618.0,1920.0 1129.2,1920.0 1147.0,1807.0 426.2,1838.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0030/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9239804358095,42.4692936922228]}},{"type":"Feature","properties":{"resourceCoords":[1618.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.92085268337628,42.467601905184175]}},{"type":"Feature","properties":{"resourceCoords":[1618.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.92355511830812,42.46484470536811]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.92668287074133,42.46653649240673]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0031__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p31 [1]","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"21"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2128.8"},{"label":"split_canvas_w","value":"6468.0"},{"label":"split_canvas_h","value":"5551.2"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0031__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0031","type":"ImageService3","width":1617,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1398.0,1855.3 1536.8,1002.5 1375.8,657.5 626.1,831.9 -0.0,793.9 -0.0,1794.3 1398.0,1855.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0031__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1012.0,1314.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.926423,42.467607]}},{"type":"Feature","properties":{"resourceCoords":[1376.0,657.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9246111,42.4674942]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0032/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p32","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0032/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0032","type":"ImageService3","width":1618,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"243.8,1920.0 177.6,1210.8 295.0,609.6 -0.0,570.4 -0.0,106.8 405.2,79.8 1447.1,104.0 1442.1,0.0 1618.0,0.0 1618.0,1920.0 1251.2,1920.0 1175.9,1720.8 482.8,1875.2 503.8,1920.0 243.8,1920.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0032/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9276973,42.4703027]}},{"type":"Feature","properties":{"resourceCoords":[1618.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9242828,42.4718617]}},{"type":"Feature","properties":{"resourceCoords":[1618.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9217748,42.4688729]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9251893,42.4673139]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0033/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p33","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"12"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0033/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0033","type":"ImageService3","width":1615,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"188.4,1510.2 122.9,1920.0 -0.0,1920.0 -0.0,0.0 40.5,-0.0 42.4,46.9 177.1,51.1 184.3,325.2 1395.2,312.0 1360.1,1558.8 1060.3,1537.8 1057.4,1578.8 188.4,1510.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0033/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[785.0,1308.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.929572,42.472656]}},{"type":"Feature","properties":{"resourceCoords":[785.0,319.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.927641,42.473784]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0034/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p34","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0034/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0034","type":"ImageService3","width":1622,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1515.1,1678.9 139.0,1720.0 140.9,1515.1 -0.0,1511.8 -0.0,-0.0 86.7,-0.0 117.5,427.3 221.1,419.1 276.9,-0.0 1458.9,-0.0 1515.1,1678.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0034/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9312711413676,42.473704076066475]}},{"type":"Feature","properties":{"resourceCoords":[1622.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.92903490561433,42.471246378302574]}},{"type":"Feature","properties":{"resourceCoords":[1622.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93295138805242,42.46928007442659]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93518762380569,42.471737772190494]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0035/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p35","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0035/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0035","type":"ImageService3","width":1615,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"882.8,263.1 856.0,-0.0 1412.3,-0.0 1331.0,1041.0 1335.7,1447.6 1615.0,1461.2 1615.0,1552.2 335.5,1548.7 294.4,296.1 882.8,263.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0035/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.92649648165549,42.473667541390164]}},{"type":"Feature","properties":{"resourceCoords":[1615.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.92422208325098,42.471229104203765]}},{"type":"Feature","properties":{"resourceCoords":[1615.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.92812471344753,42.46922057515002]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93039911185204,42.47165901233642]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0036/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p36","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"8"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0036/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0036","type":"ImageService3","width":1622,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"304.9,44.1 -0.0,41.4 -0.0,-0.0 303.1,-0.0 303.5,-0.0 1622.0,-0.0 1622.0,1687.6 1273.5,1694.9 1278.5,1593.9 353.4,1591.4 304.9,44.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0036/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1305.0,1094.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.930007,42.468909]}},{"type":"Feature","properties":{"resourceCoords":[351.0,1520.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9322055,42.4699069]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0037/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p37","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0037/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0037","type":"ImageService3","width":1615,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"142.5,1920.0 197.0,129.8 470.4,133.8 479.1,0.0 1615.0,0.0 1615.0,1920.0 142.5,1920.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0037/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.92916502241822,42.47458778466505]}},{"type":"Feature","properties":{"resourceCoords":[1615.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.92610789759041,42.47652908373082]}},{"type":"Feature","properties":{"resourceCoords":[1615.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9230007818921,42.47382944533362]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9260579067199,42.47188814626785]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0038__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p38 [1]","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"10"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6488.0"},{"label":"split_canvas_h","value":"7680.0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0038__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0038","type":"ImageService3","width":1622,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"174.1,588.6 206.7,909.4 113.3,1920.0 837.0,1920.0 989.0,1920.0 1622.0,1920.0 1622.0,1440.5 1140.3,1443.0 727.7,1348.0 733.2,0.0 629.4,-0.0 689.4,251.1 460.7,304.1 454.3,249.2 117.7,342.8 174.1,588.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0038__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[123.0,1826.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9312892,42.4626615]}},{"type":"Feature","properties":{"resourceCoords":[192.0,716.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.926906,42.4651131]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0038__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p38 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"8"},{"label":"split_canvas_x","value":"2910.8"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3577.2"},{"label":"split_canvas_h","value":"5772.0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0038__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0038","type":"ImageService3","width":1622,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1101.3,213.3 1057.5,410.0 728.3,1204.8 728.0,1261.8 995.9,1321.8 1357.1,1358.8 1388.5,1441.7 1622.0,1440.5 1622.0,271.3 1101.3,213.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0038__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1060.5,411.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9324703,42.4620497]}},{"type":"Feature","properties":{"resourceCoords":[1122.4,119.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9312892,42.4626615]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0039/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p39","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0039/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0039","type":"ImageService3","width":1615,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"144.1,1305.1 751.5,0.0 1615.0,0.0 1615.0,72.5 870.6,1731.9 752.1,1920.0 523.4,1920.0 449.4,1872.6 531.9,1761.6 -0.0,1366.3 -0.0,1195.0 144.1,1305.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0039/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9629262791225,42.46494033577434]}},{"type":"Feature","properties":{"resourceCoords":[1615.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.96030275133614,42.46713437403504]}},{"type":"Feature","properties":{"resourceCoords":[1615.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95679163430941,42.46481728904335]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95941516209577,42.46262325078265]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0004","type":"ImageService3","width":1605,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1138.4,383.0 1588.6,283.9 1605.0,683.8 1538.2,562.3 1276.7,572.5 1394.5,1526.2 194.9,1022.4 182.3,224.7 1102.5,224.0 1138.4,383.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0004/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9488219020634,42.46251210918351]}},{"type":"Feature","properties":{"resourceCoords":[1605.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.94631683455403,42.46479588954548]}},{"type":"Feature","properties":{"resourceCoords":[1605.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9426394742261,42.46256955735499]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.94514454173547,42.46028577699302]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0040/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p40","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0040/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0040","type":"ImageService3","width":1622,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,1688.3 41.9,1677.2 170.4,1527.3 1167.4,0.0 1419.9,0.0 1410.9,56.7 1609.2,90.9 1317.2,1285.5 980.8,1234.3 178.5,1920.0 95.3,1920.0 0.0,1834.5 0.0,1688.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0040/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.96175521127572,42.46526694006141]}},{"type":"Feature","properties":{"resourceCoords":[1622.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95961372904367,42.46778001011613]}},{"type":"Feature","properties":{"resourceCoords":[1622.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95560938489243,42.46589684486136]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95775086712447,42.463383774806644]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0041/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p41","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"17"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0041/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0041","type":"ImageService3","width":1622,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"204.4,1719.4 203.1,1920.0 -0.0,1920.0 -0.0,-0.0 1033.9,26.5 1432.2,1256.3 1425.5,1819.8 204.4,1719.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0041/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1428.0,1665.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.957076,42.466257]}},{"type":"Feature","properties":{"resourceCoords":[577.0,164.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9561814,42.4693518]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0042/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p42","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0042/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0042","type":"ImageService3","width":1622,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1622.0,1584.8 1574.7,1920.0 1247.1,1920.0 289.9,1750.5 41.9,1325.1 628.5,1000.4 453.5,665.8 999.5,370.8 1480.4,-0.0 1622.0,-0.0 1622.0,1584.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0042/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9539835576834,42.467097766651456]}},{"type":"Feature","properties":{"resourceCoords":[1622.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95271915573213,42.46425589605729]}},{"type":"Feature","properties":{"resourceCoords":[1622.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95724738076602,42.4631440050649]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9585117827173,42.465985875659065]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0043/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p43","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0043/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0043","type":"ImageService3","width":1622,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"135.5,0.0 1622.0,0.0 1622.0,82.3 1302.7,69.2 1324.6,194.1 1266.0,190.9 1214.7,1444.3 1039.5,1414.9 967.9,1789.0 299.9,1684.0 353.4,1231.8 135.5,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0043/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9553818830786,42.46912235501027]}},{"type":"Feature","properties":{"resourceCoords":[1622.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95206263982467,42.46747099522091]}},{"type":"Feature","properties":{"resourceCoords":[1622.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95469398077095,42.464552194664314]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95801322402488,42.46620355445368]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0044/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p44","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0044/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0044","type":"ImageService3","width":1622,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"165.3,522.3 217.9,0.0 1497.1,0.0 1496.3,59.5 1622.0,31.5 1622.0,1595.2 1491.3,1618.4 1498.6,1920.0 463.9,1920.0 539.5,1686.3 398.6,1503.2 207.1,1117.2 159.3,1112.5 190.8,1068.4 165.3,522.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0044/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95519721292436,42.465363026833174]}},{"type":"Feature","properties":{"resourceCoords":[1622.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9528737825949,42.467725050546825]}},{"type":"Feature","properties":{"resourceCoords":[1622.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.94911011924714,42.465681883405324]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95143354957659,42.46331985969167]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0045/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p45","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0045/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0045","type":"ImageService3","width":1622,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"767.5,1817.2 803.0,1920.0 -0.0,1920.0 -0.0,0.0 66.3,-0.0 92.5,72.8 1522.4,202.1 1476.7,371.3 1622.0,338.2 1344.6,1255.1 1505.1,1303.7 1497.7,1384.8 1204.9,1495.4 1138.9,1828.1 767.5,1817.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0045/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.96165742995797,42.466172601674025]}},{"type":"Feature","properties":{"resourceCoords":[1622.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95975332528057,42.46357798834577]}},{"type":"Feature","properties":{"resourceCoords":[1622.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.96388750037707,42.46190352611637]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.96579160505446,42.46449813944463]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0046/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p46","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0046/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0046","type":"ImageService3","width":1622,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1920.0 -0.0,68.3 455.1,238.6 508.9,148.9 1034.5,-0.0 1401.4,-0.0 1114.8,1387.1 460.4,1920.0 -0.0,1920.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0046/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.96537359083263,42.464171870952484]}},{"type":"Feature","properties":{"resourceCoords":[1622.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.96236626233247,42.462237958634184]}},{"type":"Feature","properties":{"resourceCoords":[1622.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.96544759137478,42.45959323479362]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.96845491987494,42.46152714711192]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0047/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p47","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"10"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0047/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0047","type":"ImageService3","width":1626,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1096.5,1804.1 440.8,1804.1 139.4,1725.4 352.7,1564.8 52.2,406.7 -0.0,431.4 -0.0,349.0 39.7,357.3 11.8,249.9 38.0,166.7 1601.6,146.1 1096.5,1804.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0047/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[730.0,167.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9615849,42.4615601]}},{"type":"Feature","properties":{"resourceCoords":[883.0,1801.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9650717,42.4601401]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0048/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p48","metadata":[{"label":"streets","value":"12"},{"label":"intersections","value":"17"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0048/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0048","type":"ImageService3","width":1628,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"135.1,1920.0 57.2,1920.0 126.6,1574.2 -0.0,1740.4 -0.0,323.0 310.5,387.9 365.2,0.0 1054.2,0.0 1595.5,417.5 474.6,1469.0 135.1,1920.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0048/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1430.0,288.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9650717,42.4601401]}},{"type":"Feature","properties":{"resourceCoords":[644.0,1297.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9679802,42.4592373]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0049/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p49","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0049/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0049","type":"ImageService3","width":1626,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"517.2,1653.2 182.4,166.3 97.4,157.8 -0.0,205.6 -0.0,-0.0 1626.0,0.0 1626.0,293.8 1043.9,281.3 1081.7,597.6 1426.3,1760.6 517.2,1653.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0049/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9627814620649,42.46292707594864]}},{"type":"Feature","properties":{"resourceCoords":[1626.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95884076414163,42.46353699567078]}},{"type":"Feature","properties":{"resourceCoords":[1626.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95787136745933,42.460079945616926]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9618120653826,42.45947002589479]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p5","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"11"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0005","type":"ImageService3","width":1623,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"530.7,82.8 544.9,0.0 1623.0,0.0 1623.0,1068.9 1442.9,1031.5 1504.0,1280.4 989.9,1170.5 1165.8,1845.0 756.3,1860.1 756.8,1920.0 0.0,1920.0 0.0,1755.0 144.9,1786.7 175.9,1593.6 105.7,1358.9 208.7,1375.0 398.1,84.4 530.7,82.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1166.0,1845.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9451991,42.4656285]}},{"type":"Feature","properties":{"resourceCoords":[826.0,76.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9494384,42.4665094]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0050/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p50","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0050/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0050","type":"ImageService3","width":1628,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"810.9,0.0 1372.8,0.0 1381.5,197.3 907.1,163.6 1236.7,1035.7 1443.2,1779.8 497.6,1611.1 234.0,423.2 218.3,104.0 799.9,157.2 810.9,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0050/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.96069770065583,42.46288709158264]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9568309876338,42.463697899512816]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95554388365488,42.4603099264231]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95941059667692,42.45949911849292]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0051/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p51","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0051/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0051","type":"ImageService3","width":1626,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1298.2,1797.5 886.7,1780.9 491.5,1669.0 373.8,915.8 149.9,23.1 940.1,180.9 1172.6,233.0 1108.5,699.5 1298.2,1797.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0051/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95880208398758,42.462983793590375]}},{"type":"Feature","properties":{"resourceCoords":[1626.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9550434456213,42.464133946691064]}},{"type":"Feature","properties":{"resourceCoords":[1626.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95321539991501,42.460836631056424]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95697403828129,42.459686477955735]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0052/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p52","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0052/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0052","type":"ImageService3","width":1628,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"813.1,1675.3 220.4,1654.7 123.1,539.2 226.7,77.5 1409.5,227.0 1027.8,373.5 1447.2,1553.5 813.1,1675.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0052/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95645934899206,42.46334892491373]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95285714593007,42.46472438856098]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95067365786792,42.46156822034313]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95427586092991,42.46019275669588]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0053/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p53","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0053/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0053","type":"ImageService3","width":1626,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"196.8,1920.0 181.9,75.0 1394.1,530.4 1563.2,853.4 1283.8,836.5 1383.2,1920.0 196.8,1920.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0053/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.96117332800837,42.460130034899194]}},{"type":"Feature","properties":{"resourceCoords":[1626.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95756761682576,42.46136417984681]}},{"type":"Feature","properties":{"resourceCoords":[1626.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95560615976234,42.45820088498788]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95921187094496,42.456966740040265]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0054/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p54","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0054/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0054","type":"ImageService3","width":1628,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"137.7,0.0 1083.0,393.9 1628.0,477.2 1628.0,1684.0 700.9,1749.7 -0.0,1733.9 -0.0,294.4 276.4,336.7 137.7,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0054/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95783159124895,42.46018939329801]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9543837150643,42.46166708039528]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95203805971757,42.458645990844865]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95548593590223,42.45716830374759]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0055/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p55","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0055/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0055","type":"ImageService3","width":1626,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"332.7,816.6 462.7,181.1 1626.0,227.3 1626.0,1066.5 1372.5,1415.3 1261.8,1642.5 139.6,1241.6 332.7,816.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0055/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95207320273725,42.46282291643256]}},{"type":"Feature","properties":{"resourceCoords":[1626.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.94900536707776,42.46088585938279]}},{"type":"Feature","properties":{"resourceCoords":[1626.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95208404926163,42.45819450418036]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95515188492112,42.46013156123013]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0056/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p56","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0056/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0056","type":"ImageService3","width":1628,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"482.1,1008.8 449.1,179.5 1385.7,196.1 1346.1,-0.0 1487.3,-0.0 1487.3,-0.0 1628.0,-0.0 1628.0,1920.0 1188.7,1920.0 132.1,1636.4 482.1,1008.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0056/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.94988262971606,42.46135967759409]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.94694977362138,42.45935297833243]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95013515158102,42.45678314042792]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9530680076757,42.45878983968958]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0057/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p57","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0057/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0057","type":"ImageService3","width":1626,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"922.9,1920.0 -0.0,1920.0 -0.0,1848.3 93.2,1855.4 97.8,1816.8 147.4,1308.8 163.7,258.8 1248.0,296.7 1626.0,209.3 1626.0,1920.0 1099.9,1920.0 1169.1,1455.2 1127.1,1449.2 922.9,1920.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0057/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95205980225383,42.459522320383876]}},{"type":"Feature","properties":{"resourceCoords":[1626.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.94979502980677,42.457058955416684]}},{"type":"Feature","properties":{"resourceCoords":[1626.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95370999708013,42.4550720070914]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95597476952719,42.457535372058594]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0058/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p58","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0058/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0058","type":"ImageService3","width":1635,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"292.6,564.5 545.9,547.8 556.4,617.9 1461.4,488.7 1593.0,-0.0 1635.0,-0.0 1635.0,1920.0 532.1,1920.0 534.8,1727.6 254.9,1721.9 292.6,564.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0058/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9551955,42.4589602]}},{"type":"Feature","properties":{"resourceCoords":[1635.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9533987,42.4562452]}},{"type":"Feature","properties":{"resourceCoords":[1635.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95772009999999,42.454688399999995]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9595169,42.4574034]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0006","type":"ImageService3","width":1618,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"698.6,268.6 1056.8,263.9 1067.5,667.4 875.9,1498.4 384.4,1840.9 178.2,1920.0 407.8,487.7 698.6,268.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0006/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.94726354984203,42.4634154172188]}},{"type":"Feature","properties":{"resourceCoords":[1618.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.94542046100062,42.46604292146959]}},{"type":"Feature","properties":{"resourceCoords":[1618.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9412235388691,42.46441810538952]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.94306662771051,42.46179060113873]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0061/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p61","metadata":[{"label":"streets","value":"13"},{"label":"intersections","value":"18"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0061/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0061","type":"ImageService3","width":1626,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"183.8,441.5 716.0,446.9 756.8,274.6 1400.2,150.1 1387.0,1531.0 1222.7,1592.3 1222.6,1687.7 1626.0,1688.0 1626.0,1920.0 -0.0,1920.0 -0.0,685.7 162.8,962.8 210.8,920.0 183.8,441.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0061/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[371.0,1310.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9706356,42.4582092]}},{"type":"Feature","properties":{"resourceCoords":[1387.0,1531.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9703397,42.4563358]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0062/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p62","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"11"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0062/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0062","type":"ImageService3","width":1635,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"163.7,1763.8 175.8,388.4 1341.2,162.7 1310.4,-0.0 1635.0,-0.0 1635.0,1920.0 -0.0,1920.0 -0.0,1824.9 163.7,1763.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0062/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[555.0,1668.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.969803,42.455718]}},{"type":"Feature","properties":{"resourceCoords":[1341.0,163.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.965658,42.455251]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0063/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p63","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0063/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0063","type":"ImageService3","width":1626,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1389.7,1614.4 746.7,1746.2 706.9,1920.0 174.6,1920.0 159.7,1695.3 264.6,883.2 290.1,278.0 1626.0,112.4 1626.0,850.3 1384.7,902.4 1389.7,1614.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0063/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.96445203617182,42.46044659744609]}},{"type":"Feature","properties":{"resourceCoords":[1626.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.96319351876156,42.45764754251045]}},{"type":"Feature","properties":{"resourceCoords":[1626.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.96764208019212,42.45654343228275]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.96890059760239,42.459342487218386]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0064/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p64","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0064/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0064","type":"ImageService3","width":1621,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"385.8,1738.5 294.8,1756.4 293.9,1049.7 538.0,267.0 1204.0,203.6 1456.4,1525.8 385.8,1738.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0064/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.96325854750685,42.4586715482588]}},{"type":"Feature","properties":{"resourceCoords":[1621.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.96197258726318,42.45586542824995]}},{"type":"Feature","properties":{"resourceCoords":[1621.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.96644600389774,42.45473372943237]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.96773196414142,42.45753984944122]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0065/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p65","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0065/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0065","type":"ImageService3","width":1626,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1284.9,1760.6 72.5,1764.8 630.6,128.9 1301.2,127.6 1284.9,1760.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0065/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.96106799683395,42.46127436650992]}},{"type":"Feature","properties":{"resourceCoords":[1626.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95937072614836,42.45861886968099]}},{"type":"Feature","properties":{"resourceCoords":[1626.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.96359117632463,42.45712985323417]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.96528844701021,42.4597853500631]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0066/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p66","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0066/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0066","type":"ImageService3","width":1613,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"962.7,1920.0 948.5,1755.3 157.8,1749.9 164.7,121.0 1613.0,122.5 1613.0,1920.0 962.7,1920.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0066/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95989315966021,42.45941367907568]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.95822554502188,42.45676550318884]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.9624681554603,42.4552906693556]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.96413577009864,42.45793884524244]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p7","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0007","type":"ImageService3","width":1612,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"95.0,225.7 25.7,0.0 1320.2,0.0 1446.8,284.7 1468.5,1690.0 1612.0,1864.7 1612.0,1920.0 1081.8,1920.0 933.5,1705.2 807.2,1920.0 -0.0,1920.0 -0.0,274.9 95.0,225.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1458.0,899.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9423516,42.4613818]}},{"type":"Feature","properties":{"resourceCoords":[119.0,219.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.9461175,42.4613193]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0008","type":"ImageService3","width":1618,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"420.2,1030.6 212.8,769.6 681.5,282.8 908.7,142.7 1448.1,1265.0 1393.1,1567.0 297.8,1325.2 420.2,1030.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0008/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.94514835631287,42.46481846761597]}},{"type":"Feature","properties":{"resourceCoords":[1618.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.94170141091452,42.46629119025212]}},{"type":"Feature","properties":{"resourceCoords":[1618.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.93934901966891,42.46325246640274]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.94279596506726,42.46177974376659]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lynn, Massachusetts | 1950 | sanborn03772_006 p9","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T16:20:43Z","modified":"2026-09-20T16:20:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0009","type":"ImageService3","width":1612,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,1783.4 0.0,1408.5 189.4,1389.9 89.3,938.8 480.7,842.0 171.6,225.3 689.9,228.3 579.5,0.0 1612.0,0.0 1612.0,354.6 983.2,248.1 955.9,298.1 1454.8,527.0 1189.3,1130.9 958.9,1494.5 936.9,1597.5 675.3,1644.0 72.3,1920.0 0.0,1783.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03772195001:03772_01_1950-0009/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.94756546187546,42.46590074796781]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.94508555181746,42.46821451451893]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.94137588415411,42.466020230467706]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.94385579421211,42.46370646391659]}}]}}]}