{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn03761_007.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Lawrence, Massachusetts | 1956 | mapsnap generated fit (2026-10-18)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-18"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"47"},{"label":"placed","value":"40"},{"label":"unplaced","value":"7"},{"label":"fit sources","value":"georef-snap 21, georef 18, georef-street 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"6 sheet(s) cut into 13 panels"},{"label":"unplaced pages","value":"p100__2 (tier 1, 42.69968,-71.14641 +/-100m); p117__2 (tier 1, 42.68140,-71.18130 +/-100m); p82__1 (tier 1, 42.70278,-71.14461 +/-233m); p82__2 (tier 1, 42.70239,-71.14484 +/-234m); p83__1 (tier 1, 42.70214,-71.15922 +/-231m); p83__2 (tier 1, 42.70234,-71.15913 +/-234m); p84__1 (tier 1, 42.70277,-71.15523 +/-194m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0100__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p100 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4400.0"},{"label":"split_canvas_h","value":"5488.0"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0100__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0100","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"858.4,339.5 837.3,339.1 813.7,338.7 815.1,283.1 815.5,269.4 760.6,251.1 763.4,129.4 490.0,61.0 423.0,85.6 129.7,34.0 129.2,92.5 113.0,650.1 122.5,705.6 1.0,818.9 1.0,1161.8 114.6,1207.1 114.2,1220.4 396.9,1223.8 975.4,1233.4 990.0,670.6 989.1,560.3 992.2,384.4 914.4,370.8 858.4,339.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0100__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[695.0,1227.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.15101469072629,42.69767515091206]}},{"type":"Feature","properties":{"resourceCoords":[695.0,247.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.14733031964084,42.69806260768885]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0101/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p101","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0101/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0101","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"152.9,1216.3 244.9,1190.0 714.7,1261.2 728.5,1311.2 855.1,1280.0 975.5,1271.7 1034.6,1271.4 1037.5,532.1 1039.5,283.6 1048.6,32.6 955.4,26.6 859.3,19.9 762.1,22.7 639.4,32.6 547.7,47.9 1.0,16.4 1.0,51.0 75.5,64.2 53.2,156.2 119.4,453.9 107.8,457.2 157.7,699.6 140.7,704.2 148.0,957.7 156.9,955.3 152.9,1216.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0101/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[601.0,831.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.16373879420925,42.690474281427726]}},{"type":"Feature","properties":{"resourceCoords":[1033.0,44.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.16366034924538,42.69295918108367]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0102/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p102","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0102/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0102","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"223.1,1273.2 83.2,1275.5 77.8,529.2 76.9,278.4 83.2,24.9 239.8,34.1 631.5,60.0 882.9,77.0 940.0,80.5 996.5,84.3 1061.0,1213.6 961.6,1233.0 964.2,1270.8 672.5,1274.7 223.1,1273.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0102/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[635.0,769.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.16053878732808,42.69186753543513]}},{"type":"Feature","properties":{"resourceCoords":[85.0,521.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.16278784926065,42.691794714566555]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0103/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p103","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.88"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0103/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0103","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"367.0,1371.0 185.6,1194.5 68.5,64.8 90.9,65.2 137.1,66.3 290.1,70.1 345.4,71.4 641.9,78.0 733.9,80.4 957.8,86.6 992.6,161.4 1099.0,377.0 1099.0,457.0 937.6,440.5 927.9,622.5 919.9,739.4 914.7,817.1 884.9,1097.2 525.6,1371.0 367.0,1371.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0103/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1121.0,442.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.15625075888336,42.69423161396046]}},{"type":"Feature","properties":{"resourceCoords":[947.0,85.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.15740895023329,42.694942638306756]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0104/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p104","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"12"},{"label":"confidence","value":"1.00"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0104/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0104","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"150.1,481.4 138.6,271.0 137.7,170.6 306.6,170.4 482.9,167.9 882.8,169.1 978.2,172.7 981.1,318.9 976.2,523.2 975.8,628.8 979.0,855.0 976.7,1087.8 978.0,1146.0 545.0,1152.9 180.5,1155.2 169.0,855.0 331.8,855.8 323.9,775.8 196.7,570.9 154.6,499.6 150.1,481.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0104/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[169.0,855.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.156889,42.694026]}},{"type":"Feature","properties":{"resourceCoords":[979.0,855.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.1539811,42.6947433]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0105/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p105","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0105/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0105","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"198.3,1064.3 156.9,835.4 111.2,614.0 91.9,510.2 58.3,308.9 28.1,165.8 86.8,164.4 222.6,171.2 837.7,174.6 1069.7,178.6 1061.8,1096.0 1059.8,1154.0 506.8,1139.5 265.8,1131.0 210.5,1121.2 198.3,1064.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0105/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[91.0,499.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.15439987726194,42.69564698801346]}},{"type":"Feature","properties":{"resourceCoords":[1056.0,842.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.15060119192569,42.69506177064929]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0106/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p106","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0106/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0106","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"29.6,1135.8 31.8,1077.6 41.3,158.2 606.7,169.9 717.4,168.4 894.0,170.6 892.8,228.8 890.4,251.6 980.7,592.3 1042.7,640.0 1075.0,904.1 1042.7,1242.2 568.6,1252.8 568.9,1232.2 458.6,1232.0 28.9,1268.0 29.6,1135.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0106/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[585.0,485.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.1486828313581,42.696204106405986]}},{"type":"Feature","properties":{"resourceCoords":[55.0,833.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.15048902949503,42.69504518398724]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0107/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p107","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"14"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0107/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0107","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"713.6,1171.4 794.4,1174.5 797.0,1163.9 804.8,1132.7 863.6,895.5 895.7,750.4 985.0,461.4 1024.5,339.6 1060.4,220.1 1049.3,153.1 1050.0,85.0 619.3,94.0 256.6,98.2 259.5,175.9 258.5,457.1 1.0,698.9 1.0,1121.2 713.6,1171.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0107/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[259.0,335.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.156195,42.692617]}},{"type":"Feature","properties":{"resourceCoords":[1050.0,85.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.153634,42.6939745]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0108/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p108","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"15"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0108/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0108","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"112.5,921.2 114.4,772.5 143.1,471.2 157.0,343.9 167.9,219.4 143.4,156.2 130.2,89.2 185.4,98.0 425.7,101.3 976.8,104.2 981.0,352.0 982.5,595.9 980.3,844.2 984.6,1142.9 628.1,1176.3 483.0,1021.0 324.8,1171.2 103.1,1165.7 112.5,921.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0108/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[483.0,1021.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.1518979,42.6914985]}},{"type":"Feature","properties":{"resourceCoords":[981.0,352.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.150305,42.693515]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0109/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p109","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0109/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0109","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"47.3,87.8 185.6,88.0 629.9,97.8 710.9,98.2 918.4,99.3 916.5,61.9 1015.1,44.5 1016.1,69.6 1099.0,161.4 1099.0,790.1 1099.0,1074.2 1062.4,1268.8 1058.6,1170.2 590.8,1213.6 590.9,1174.0 35.2,1172.7 47.3,87.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0109/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[63.0,1170.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.15956431807064,42.687311728666906]}},{"type":"Feature","properties":{"resourceCoords":[63.0,101.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.16144903884552,42.68993326446567]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0110/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p110","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"14"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0110/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0110","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"895.2,1180.8 899.1,1203.2 653.3,1191.4 626.3,1191.8 402.4,1274.8 298.1,1148.7 298.0,1100.0 80.6,1100.4 74.7,546.6 114.1,546.1 64.8,80.5 443.4,60.9 714.2,125.1 831.2,123.8 1049.0,121.0 1048.8,512.3 1048.8,542.0 978.9,541.3 880.6,902.5 883.9,975.0 895.2,1180.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0110/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[298.0,1100.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.159276,42.686731]}},{"type":"Feature","properties":{"resourceCoords":[1049.0,121.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.154681,42.686112]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0111/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p111","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0111/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0111","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1.0,660.9 1.0,710.8 206.2,805.9 327.4,864.2 474.5,937.8 547.7,978.4 709.1,1061.8 772.1,1091.7 898.8,1162.2 970.5,1200.6 1020.2,1103.0 1021.0,1089.0 1019.9,616.5 1020.9,536.3 1070.8,535.5 1032.7,494.9 1031.3,126.3 930.7,75.2 758.5,124.0 464.1,49.4 169.0,101.0 42.3,523.2 60.0,605.7 1.0,660.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0111/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[290.0,593.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.174847,42.690644]}},{"type":"Feature","properties":{"resourceCoords":[1021.0,1089.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.1715679,42.6911895]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0112/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p112","metadata":[{"label":"streets","value":"15"},{"label":"intersections","value":"22"},{"label":"confidence","value":"0.79"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0112/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0112","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"425.7,1250.8 313.3,1072.5 259.7,1001.1 175.9,923.1 124.1,883.1 41.4,826.3 60.3,788.0 98.9,703.6 112.7,670.7 145.6,604.4 152.6,608.9 349.5,288.5 353.6,282.1 355.0,279.5 386.8,217.4 426.9,137.6 440.8,107.7 430.5,74.5 440.1,79.0 449.4,53.6 466.1,58.6 483.6,24.1 501.8,34.8 524.9,48.2 678.6,59.6 678.5,65.7 803.1,76.9 802.9,85.8 926.6,119.2 926.8,114.5 1052.5,154.5 1051.8,210.2 1047.2,461.7 966.5,460.4 956.2,589.1 880.6,589.2 795.6,808.9 795.7,870.8 773.3,870.9 664.3,996.6 662.5,1058.3 644.5,1057.8 527.0,1195.5 521.5,1222.7 493.4,1278.9 468.8,1313.0 425.7,1250.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0112/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[924.0,332.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.166184,42.688783]}},{"type":"Feature","properties":{"resourceCoords":[543.0,534.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.169242,42.689508]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0113/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p113","metadata":[{"label":"streets","value":"16"},{"label":"intersections","value":"22"},{"label":"confidence","value":"0.81"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0113/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0113","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"152.2,1208.6 136.7,1207.7 104.3,1206.2 86.1,1202.3 74.7,1199.9 63.7,1000.5 79.4,1003.0 91.0,1004.7 138.6,869.9 112.5,866.4 91.5,630.1 80.5,623.6 71.8,617.1 186.6,537.8 187.8,498.6 106.4,152.7 177.0,120.8 214.9,192.1 437.4,74.5 468.9,136.8 537.0,261.8 612.3,406.9 683.5,369.9 742.5,474.7 1031.6,522.1 1042.2,519.6 1065.0,627.9 1040.8,633.0 933.0,767.9 954.4,883.1 893.3,905.8 808.7,935.1 653.1,992.0 639.2,997.1 383.6,1134.9 400.9,1208.4 399.4,1210.8 430.9,1203.9 448.9,1222.3 430.9,1217.3 199.1,1233.2 151.4,1242.7 150.4,1242.9 152.2,1208.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0113/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[495.0,185.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.1642393,42.688246]}},{"type":"Feature","properties":{"resourceCoords":[327.0,133.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.165548,42.688278]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0114/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p114","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"17"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0114/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0114","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"201.2,37.6 663.2,109.4 676.6,158.7 801.4,128.5 919.8,120.8 978.0,120.7 969.8,1190.3 948.8,1190.6 419.2,980.1 350.8,756.4 200.0,797.0 117.2,490.0 40.1,224.0 6.0,92.6 201.2,37.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0114/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[200.0,797.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.162961,42.687244]}},{"type":"Feature","properties":{"resourceCoords":[980.0,-124.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.1619529,42.6905576]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0115/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p115","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.23"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0115/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0115","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"772.6,63.4 888.8,45.8 957.6,36.3 1042.0,26.0 1035.5,127.4 1027.7,193.2 1003.2,306.4 969.0,390.0 872.2,580.1 840.5,649.9 811.0,738.1 800.6,794.5 801.5,850.6 810.2,940.2 825.1,1143.2 828.8,1223.7 769.9,1227.6 571.8,1227.7 160.3,1260.1 103.5,1277.3 109.7,1251.2 79.9,1236.5 97.6,1140.7 181.4,1122.2 239.4,954.1 365.1,845.6 386.5,755.9 349.4,739.4 437.5,616.9 464.9,523.4 439.7,381.6 317.9,365.4 284.9,385.8 252.5,457.5 229.8,434.2 240.2,390.5 189.4,334.9 184.4,269.6 94.7,248.2 81.8,227.2 123.0,237.1 130.6,215.8 190.3,201.8 198.5,178.2 399.4,131.1 431.6,92.7 640.9,96.3 683.5,68.0 754.1,61.8 758.8,42.5 772.6,63.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0115/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[512.0,1082.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.175405,42.684139]}},{"type":"Feature","properties":{"resourceCoords":[969.0,390.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.1733117,42.6883543]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0116/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p116","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.33"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0116/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0116","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"43.9,427.0 62.2,436.9 69.8,475.0 61.9,863.3 96.0,935.6 97.5,1021.1 156.3,1022.0 254.0,1086.5 310.4,1060.7 480.6,1085.5 662.5,1156.2 946.9,1215.0 1006.3,1247.3 1033.6,1163.5 1037.0,1143.5 1044.0,1092.9 1046.4,1053.5 1048.7,929.5 1057.0,622.2 1058.4,470.1 1060.6,378.2 1061.9,342.5 878.3,287.5 841.2,288.2 735.7,291.4 724.2,293.1 733.4,167.4 733.5,153.6 694.0,38.0 623.1,93.6 617.5,211.3 552.4,219.5 462.7,228.7 399.6,236.2 297.1,248.5 282.2,250.3 1.0,326.0 1.0,402.4 30.4,404.8 43.9,427.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0116/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[289.0,603.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.16031839142894,42.682500056098625]}},{"type":"Feature","properties":{"resourceCoords":[751.0,928.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.15616828050243,42.682148550476576]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0117__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p117 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.39"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4400.0"},{"label":"split_canvas_h","value":"3230.8"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0117__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0117","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"213.1,450.8 237.5,446.6 313.4,471.0 330.4,479.9 342.9,503.1 352.4,557.5 617.4,669.0 591.6,625.2 711.8,548.7 786.6,529.6 788.5,472.7 869.0,399.2 869.0,398.0 869.0,397.9 870.4,397.9 903.7,367.4 1048.3,364.9 1061.2,221.5 1044.4,107.2 1010.5,74.8 924.0,63.9 785.7,97.2 664.5,48.5 593.5,47.4 522.0,58.4 449.7,110.9 247.3,50.5 98.8,64.5 53.3,91.9 67.2,125.7 69.8,148.3 157.8,271.3 170.6,292.5 184.8,324.6 192.2,349.4 209.3,424.3 213.1,450.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0117__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[354.0,566.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.146897,42.685423]}},{"type":"Feature","properties":{"resourceCoords":[377.0,698.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.14732,42.684742]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0117__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p117 [3]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.66"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2676.4"},{"label":"split_canvas_w","value":"4400.0"},{"label":"split_canvas_h","value":"2811.6"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0117__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0117","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"323.8,723.5 306.8,784.0 193.9,827.2 139.0,930.6 64.1,912.1 50.5,1236.5 238.7,1219.5 450.2,1276.3 484.2,1247.2 590.8,1235.8 603.7,1208.4 878.5,1223.6 896.2,1197.5 1008.5,1174.8 1034.0,1153.4 1008.1,993.6 969.9,994.4 1037.6,781.9 1046.0,744.2 1049.1,699.2 990.3,700.7 792.7,692.8 381.1,708.6 323.8,723.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0117__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[338.0,1037.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.17727119657384,42.68098278767801]}},{"type":"Feature","properties":{"resourceCoords":[105.0,1100.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.17880023241273,42.68031217905363]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0118/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p118","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.65"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0118/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0118","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"59.9,642.6 41.3,439.4 31.0,349.8 29.0,293.6 38.4,236.8 66.4,147.8 109.0,150.9 172.4,145.0 198.8,135.2 380.4,162.8 389.6,178.6 443.7,147.1 610.5,173.8 622.5,193.0 675.8,159.8 910.7,115.5 951.2,180.7 997.8,156.7 1098.2,502.7 1099.0,502.6 1099.0,528.9 1099.0,542.3 986.9,628.6 989.6,630.5 996.0,634.8 1007.6,640.7 1041.0,878.9 1067.6,881.1 1026.4,1020.0 998.6,1017.3 1020.1,1218.6 1050.3,1223.3 1083.3,1223.2 1099.0,1223.3 1099.0,1234.8 1099.0,1258.1 1099.0,1258.9 1085.5,1273.0 821.1,1230.5 578.9,1261.8 212.4,1171.2 93.9,1163.2 76.4,1179.7 41.1,1021.0 2.7,1024.0 58.2,806.9 64.5,768.6 65.0,723.2 59.9,642.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0118/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[567.0,103.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.1702686361553,42.687640447764565]}},{"type":"Feature","properties":{"resourceCoords":[60.0,650.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.17304584790546,42.68417012482641]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0119/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p119","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.86"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0119/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0119","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1.0,690.9 1.0,1180.2 110.3,1184.6 299.9,1227.0 303.7,1286.1 709.7,1292.2 711.2,1280.8 1025.4,1262.9 1060.5,1113.4 1060.7,1099.2 1041.5,138.7 1053.5,9.1 566.9,21.1 567.0,1.0 442.2,1.0 12.7,38.1 12.2,158.2 8.6,410.1 1.1,666.5 1.0,690.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0119/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[312.0,410.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.14908677623617,42.692948299976855]}},{"type":"Feature","properties":{"resourceCoords":[771.0,410.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.14741148987375,42.69311465001084]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0120/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p120","metadata":[{"label":"streets","value":"17"},{"label":"intersections","value":"21"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0120/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0120","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"710.1,1191.7 582.0,1250.1 482.4,1270.7 267.9,1358.8 82.4,1357.1 66.3,1309.1 25.4,1281.4 195.2,1243.1 232.6,1234.6 178.1,877.9 170.7,837.8 148.9,837.4 149.8,725.5 72.8,647.1 149.8,572.6 129.8,393.2 229.9,389.1 230.0,335.2 247.2,241.9 276.0,239.0 271.5,40.9 348.2,48.3 661.1,46.9 665.7,17.9 700.8,29.1 719.9,41.8 871.9,53.4 896.5,57.2 930.5,67.0 954.5,77.4 1023.4,112.7 1046.3,126.9 1043.4,132.3 940.9,397.7 897.8,512.9 890.6,549.1 889.7,575.5 894.7,575.9 919.8,851.5 926.1,851.6 984.5,1066.5 982.4,1067.4 983.1,1116.5 902.7,1149.5 848.4,1171.7 710.1,1191.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0120/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[276.0,239.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.148685,42.690595]}},{"type":"Feature","properties":{"resourceCoords":[890.0,851.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.152834,42.686878]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0121/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p121","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.49"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0121/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0121","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"897.3,1216.2 877.5,1213.3 827.4,1207.8 788.4,1206.4 666.1,1207.4 363.0,1207.2 212.9,1209.9 122.3,1210.1 122.3,1195.1 122.1,1039.7 122.1,997.5 99.6,997.9 117.0,951.6 119.3,951.5 143.8,728.8 137.9,726.4 216.0,459.1 211.5,456.9 222.1,432.5 242.2,401.2 324.9,309.3 518.7,98.5 523.4,94.5 543.1,79.0 622.5,63.9 642.0,63.5 664.3,78.2 699.1,122.0 989.2,93.0 1067.0,139.7 1066.2,1186.2 1045.4,1178.4 1014.4,1223.0 989.2,1223.9 980.6,1240.8 897.3,1216.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0121/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[727.0,359.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.148355,42.684741]}},{"type":"Feature","properties":{"resourceCoords":[675.0,1208.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.154203,42.68287]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0084__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p84 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.87"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4400.0"},{"label":"split_canvas_h","value":"3095.6"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0084__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0084","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"994.4,766.0 1053.1,720.0 1053.8,476.8 1049.8,450.9 1048.9,444.7 1049.8,443.4 1046.1,74.3 994.8,81.0 269.4,78.0 93.5,50.1 50.9,381.5 12.5,712.0 39.7,711.9 121.3,772.9 281.7,771.6 994.4,766.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0084__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1040.0,710.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.1495385961614,42.70093888987509]}},{"type":"Feature","properties":{"resourceCoords":[1040.0,82.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.14981930249157,42.70268072448179]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0085/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p85","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0085/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0085","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"761.4,1219.5 888.4,1235.5 865.9,1214.2 962.5,1217.2 1043.4,1214.8 1050.3,1153.1 1051.2,1008.4 1043.3,691.9 863.0,693.1 864.0,422.0 870.6,422.0 877.5,73.5 750.3,30.2 476.0,26.2 120.4,72.0 123.3,437.2 122.5,438.5 127.3,470.2 126.2,711.0 68.0,756.4 1.0,756.8 1.0,1129.6 96.3,1227.3 151.0,1216.7 703.4,1220.3 761.4,1219.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0085/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[855.0,693.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.14671834021456,42.701213558313455]}},{"type":"Feature","properties":{"resourceCoords":[855.0,425.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.14684108874052,42.70196345717877]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0086/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p86","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0086/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0086","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"268.8,25.9 1036.1,50.1 1079.6,286.2 1044.5,1101.3 829.3,1211.3 648.7,1242.3 198.8,1268.5 101.2,1253.9 78.5,1232.0 176.7,1235.7 259.0,1233.8 266.5,1171.1 268.4,1024.0 262.6,702.1 79.2,702.0 82.2,426.2 88.9,426.3 98.3,72.0 268.8,25.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0086/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[270.0,967.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.14584806513504,42.700554326243584]}},{"type":"Feature","properties":{"resourceCoords":[270.0,703.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.14597383367948,42.70128001903807]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0087/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p87","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0087/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0087","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"93.0,506.4 83.3,565.4 80.3,819.6 81.7,1193.5 75.1,1232.5 680.4,1241.6 685.2,991.0 902.8,992.5 1018.8,993.4 973.0,1.0 956.6,1.0 929.3,2.6 922.6,42.7 159.1,44.2 98.3,100.3 65.7,226.4 93.0,506.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0087/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[688.0,743.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.16364650135367,42.69769461128425]}},{"type":"Feature","properties":{"resourceCoords":[93.0,743.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.16576483144216,42.69715100686172]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0088/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p88","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.78"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0088/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0088","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"156.3,1186.0 109.1,1185.0 77.7,210.5 34.9,212.5 58.1,85.0 230.2,30.9 954.7,36.2 1036.2,91.3 1044.2,83.0 1029.0,373.2 1024.7,444.9 1024.5,456.9 1024.5,468.9 1018.7,815.3 1012.0,943.4 1008.9,1075.2 1003.7,1211.5 411.0,1193.6 410.8,1207.0 339.2,1191.5 156.3,1186.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0088/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.1641139,42.7003827]}},{"type":"Feature","properties":{"resourceCoords":[1100.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.1601393,42.7014485]}},{"type":"Feature","properties":{"resourceCoords":[1100.0,1372.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.15833049999999,42.6978053]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1372.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.1623051,42.6967395]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0089/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p89","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0089/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0089","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"154.9,459.2 157.7,387.4 166.7,96.8 190.8,70.8 609.2,26.8 968.1,83.5 977.3,77.7 963.5,686.3 978.0,687.0 972.1,1088.0 973.2,1191.3 973.5,1213.4 150.5,1219.8 152.7,1089.9 153.0,958.0 157.0,829.8 155.3,483.2 154.9,459.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0089/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[978.0,687.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.156547,42.700335]}},{"type":"Feature","properties":{"resourceCoords":[153.0,958.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.1592134,42.6988581]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0090/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p90","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0090/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0090","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"269.1,1196.6 247.1,1095.9 171.8,702.7 157.5,704.9 47.9,107.3 77.6,78.3 119.2,96.0 410.0,36.2 840.1,90.0 1008.6,48.6 1075.4,59.7 1031.3,385.9 991.4,711.1 1018.1,711.2 1099.0,772.5 1099.0,1110.8 935.0,1240.4 569.2,1239.7 316.5,1240.2 278.9,1241.5 269.1,1196.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0090/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[377.0,705.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.1557614,42.7004006]}},{"type":"Feature","properties":{"resourceCoords":[1074.0,72.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.1533995,42.7024236]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0091/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p91","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"14"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0091/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0091","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"243.9,1.0 193.3,1.0 191.2,80.0 185.0,551.0 184.0,565.0 132.9,661.5 62.1,622.1 52.4,635.2 652.2,1057.8 652.5,1058.0 664.3,1066.9 786.4,1139.4 937.0,1227.4 993.6,1258.0 986.4,897.8 995.7,554.5 1000.7,75.5 953.7,46.4 286.5,47.9 243.9,1.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0091/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[989.0,801.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.168799,42.692389]}},{"type":"Feature","properties":{"resourceCoords":[185.0,551.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.1715679,42.6911895]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0092/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p92","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0092/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0092","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"85.9,1262.0 74.5,898.2 80.0,551.4 79.6,67.5 92.3,75.3 334.1,43.1 593.8,93.8 673.2,132.6 887.1,242.2 756.0,462.6 598.1,754.9 589.0,795.5 599.6,828.6 682.2,1043.5 303.9,1194.2 174.4,1239.4 85.9,1262.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0092/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[315.0,797.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.1681941927909,42.69288205616596]}},{"type":"Feature","properties":{"resourceCoords":[670.0,135.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.16911562387845,42.69485572338246]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0093/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p93","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0093/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0093","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"44.5,106.8 142.1,375.1 154.6,636.2 105.0,851.3 149.9,871.1 144.7,1013.3 283.0,1140.7 381.7,1106.0 579.9,1160.4 805.3,1131.2 1025.4,1228.6 1032.8,1251.4 1028.2,1162.6 1020.0,920.9 1009.6,66.0 970.4,60.2 595.1,69.4 339.9,71.6 280.5,63.1 1.0,96.0 1.0,96.4 44.5,106.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0093/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[360.0,71.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.16599448458247,42.69755460450364]}},{"type":"Feature","properties":{"resourceCoords":[1018.0,657.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.1673205260014,42.69532622538607]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0094/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p94","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0094/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0094","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"597.1,1233.4 685.2,1205.2 804.7,1177.5 900.0,1160.7 995.7,1153.4 1007.1,1152.5 976.3,585.6 976.3,585.4 976.8,538.0 839.6,534.9 831.3,309.8 919.5,206.9 997.5,123.8 1013.6,87.6 1025.2,40.5 176.3,35.9 164.4,291.8 162.6,623.8 173.7,663.7 198.6,688.0 372.5,838.6 109.8,1149.3 16.9,1250.0 1.0,1264.5 1.0,1286.3 597.1,1233.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0094/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[471.0,735.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.1663428963191,42.693525839815955]}},{"type":"Feature","properties":{"resourceCoords":[635.0,540.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.16599757564248,42.6941872240364]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0095/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p95","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0095/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0095","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"638.5,1180.3 484.9,1191.4 404.0,1197.6 375.7,633.0 376.4,585.9 239.8,582.1 232.5,358.1 320.8,256.0 398.7,173.7 414.9,137.6 426.6,90.9 1027.1,100.6 1022.7,335.1 1021.5,617.1 1017.5,865.8 1015.8,1091.8 1018.1,1112.1 1023.1,1155.3 638.5,1180.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0095/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[554.0,586.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.16414082653921,42.69466657049003]}},{"type":"Feature","properties":{"resourceCoords":[1023.0,99.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.16307074237994,42.696383454362554]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0096__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p96 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"},{"label":"confidence","value":"0.98"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4400.0"},{"label":"split_canvas_h","value":"5488.0"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0096__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0096","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"249.7,1153.5 290.6,1131.7 735.6,1263.1 914.0,1215.5 788.0,565.0 690.2,64.5 677.9,1.0 598.6,1.0 422.5,33.6 263.1,64.8 52.0,106.0 96.4,349.7 138.6,579.5 193.4,855.1 239.0,1098.8 249.7,1153.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0096__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[788.0,565.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.160329,42.6960486]}},{"type":"Feature","properties":{"resourceCoords":[52.0,106.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.163348,42.697043]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0096__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p96 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.94"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"2929.6"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"1470.4"},{"label":"split_canvas_h","value":"1893.6"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0096__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0096","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"806.4,406.5 973.6,425.8 1037.1,425.4 1050.3,124.1 1053.7,46.8 1055.9,1.0 1041.4,1.0 798.1,360.8 806.4,406.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0096__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[732.4,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.16077644690304,42.694889313087856]}},{"type":"Feature","properties":{"resourceCoords":[1100.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.16017034161953,42.693953730575046]}},{"type":"Feature","properties":{"resourceCoords":[1100.0,473.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.16180513622949,42.693380679129305]}},{"type":"Feature","properties":{"resourceCoords":[732.4,473.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.162411241513,42.694316261642115]}},{"type":"Feature","properties":{"resourceCoords":[1037.1,425.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.161743,42.693599]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0097/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p97","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0097/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0097","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"676.2,1261.0 285.0,1290.3 282.3,618.8 279.4,102.0 279.0,21.8 885.0,24.2 881.1,320.8 884.8,914.1 885.7,1015.1 897.4,1226.8 901.9,1245.1 676.2,1261.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0097/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[291.0,618.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.1602989172445,42.6960584963991]}},{"type":"Feature","properties":{"resourceCoords":[878.0,911.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.15785383695905,42.695806232103344]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0098/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p98","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0098/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0098","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"879.9,1090.8 485.4,1087.2 311.4,1088.7 144.8,1087.8 145.0,506.0 150.7,215.2 150.8,208.7 975.2,203.6 975.4,227.6 973.7,375.8 976.9,514.5 970.6,806.0 974.0,1095.0 879.9,1090.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0098/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[145.0,506.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.158549,42.6973568]}},{"type":"Feature","properties":{"resourceCoords":[974.0,1095.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.154806,42.696543]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0099/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawrence, Massachusetts | 1956 | sanborn03761_007 p99","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T20:55:55Z","modified":"2026-10-18T20:55:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0099/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0099","type":"ImageService3","width":1100,"height":1372},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1018.4,1094.4 1016.0,1035.9 1020.8,900.9 1014.9,288.9 1015.2,58.2 438.6,61.5 156.7,64.5 156.8,51.2 22.0,1.0 1.0,1.0 1.0,446.0 26.6,445.9 159.2,612.1 160.2,982.0 161.9,1237.5 163.4,1275.5 309.8,1246.1 445.8,1213.7 734.4,1158.6 1018.4,1094.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764lm:g03761195602:03761_02_1956-0099/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[729.0,1158.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.15517825983338,42.697326124117126]}},{"type":"Feature","properties":{"resourceCoords":[165.0,1268.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.15585081340912,42.698857206190375]}}]}}]}