{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn02371_026.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Indianapolis, Indiana | 1956 | key map | mapsnap generated fit (2026-09-21)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-21"},{"label":"run","value":"corpus-v1"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603A:02371_03A_1956-0000a/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_026 p0a","metadata":[{"label":"streets","value":"133"},{"label":"intersections","value":"438"}],"created":"2026-09-21T23:04:38Z","modified":"2026-09-21T23:04:38Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603A:02371_03A_1956-0000a/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603A:02371_03A_1956-0000a/info.json","type":"ImageService2","height":8040,"width":6660},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"94.7,6167.9 70.2,6184.4 -0.0,6184.8 -0.0,5956.1 15.3,5953.4 -0.0,5948.7 -0.0,5183.1 37.3,5183.9 39.8,4926.7 -0.0,4922.7 -0.0,3650.0 55.2,3651.5 57.8,3413.2 13.1,3390.2 -0.0,3390.0 -0.0,2995.0 96.6,2946.0 119.6,2929.4 125.2,2919.9 125.5,2878.9 194.5,2874.3 242.9,2879.4 751.1,2882.9 754.3,2703.4 778.6,2622.0 822.1,2603.0 619.1,2470.3 557.8,2442.1 489.3,2421.5 510.1,2394.9 537.8,2376.9 526.7,2369.8 397.0,2367.2 398.8,2245.0 271.5,2244.0 272.7,2148.3 84.7,2145.6 79.3,2284.0 213.1,2335.1 204.1,2366.6 139.7,2366.0 136.7,2528.1 25.3,2528.1 10.2,2536.8 2.6,2555.6 10.0,2257.3 -0.0,2253.2 -0.0,-0.0 6660.0,0.0 6660.0,8040.0 1744.9,8040.0 1761.5,5805.5 1783.9,5697.1 1762.4,5689.9 1764.2,5442.8 1733.6,5438.7 1707.1,5427.3 1693.5,5466.7 1693.5,5596.0 1653.7,5602.2 1617.2,5628.8 1695.5,5709.9 1704.6,5727.5 1708.1,5756.0 1686.6,5867.8 1684.6,5923.8 1508.8,5924.8 1500.4,6500.4 1586.8,6501.7 1631.5,6520.2 1623.2,6542.4 1620.0,6630.2 1667.8,6656.4 1688.1,6680.1 1696.8,6703.7 1696.5,6824.4 1689.6,6842.8 1674.7,6858.0 1694.6,6882.3 1702.6,6904.3 1703.9,6973.0 1237.6,6974.3 1223.2,6983.7 1220.9,7036.0 1138.9,7009.9 1128.4,7056.1 1172.5,7072.7 1180.6,7090.8 1175.9,7209.1 1220.2,7213.3 1214.9,7472.0 1112.1,7472.5 1044.6,7492.4 1000.3,7482.7 915.3,7483.7 904.9,7445.5 905.6,7400.3 921.8,7358.3 924.0,7246.2 885.4,7052.9 885.2,6975.7 618.3,6974.8 620.2,6853.4 554.3,6848.7 469.3,6858.6 472.4,6600.0 466.3,6557.7 289.1,6257.3 249.2,6212.4 259.7,6191.1 261.0,6133.7 267.8,6116.3 323.7,6145.0 421.7,6210.4 429.7,6210.0 456.0,6170.9 464.4,6121.0 492.5,6084.8 493.8,6034.0 484.2,6025.6 399.3,6025.7 392.6,5954.0 303.3,5953.6 309.5,5744.2 303.7,5737.8 299.2,5714.7 300.3,5681.7 307.4,5668.7 290.6,5655.5 222.8,5653.1 221.6,5799.3 172.7,5798.9 173.9,5823.2 186.3,5856.7 186.4,5886.7 220.7,5887.2 216.6,6187.7 113.6,6114.0 104.5,6128.2 94.7,6167.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603A:02371_03A_1956-0000a/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2088.0,2174.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.0829889,39.7632119]}},{"type":"Feature","properties":{"resourceCoords":[3832.0,4748.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.0496797,39.727262]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603A:02371_03A_1956-0000b/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_026 p0b","metadata":[{"label":"streets","value":"45"},{"label":"intersections","value":"106"}],"created":"2026-09-21T23:04:38Z","modified":"2026-09-21T23:04:38Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603A:02371_03A_1956-0000b/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603A:02371_03A_1956-0000b/info.json","type":"ImageService2","height":8040,"width":6660},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,8040.0 -0.0,-0.0 4872.0,0.0 4873.5,212.4 4883.6,216.6 4878.4,519.1 4885.8,500.0 4900.8,491.2 5012.1,490.7 5013.9,326.3 5078.3,326.6 5087.1,294.6 4953.0,243.3 4957.3,103.0 5145.2,104.9 5144.7,202.0 5272.0,202.5 5271.0,326.5 5400.7,328.6 5411.8,335.8 5384.3,354.2 5363.6,381.2 5432.3,401.8 5493.8,430.2 5697.6,563.9 5654.2,583.3 5630.6,666.0 5628.7,848.1 5120.9,846.6 5072.5,841.6 5003.6,846.6 5003.6,888.1 4998.1,897.7 4975.2,914.7 4878.2,965.2 4878.9,1365.3 4895.1,1365.5 4939.9,1388.6 4939.1,1630.4 4907.8,1629.5 4883.9,1629.0 4885.8,1886.4 4878.0,1886.3 4875.3,2008.0 4886.7,2008.0 4889.6,2405.5 4870.3,2405.4 4866.6,2856.4 4870.4,2860.5 4869.9,2919.8 4933.2,2923.8 4932.8,3149.7 4932.5,3184.6 4895.3,3184.0 4896.2,3311.7 4864.5,3311.7 4868.0,3316.0 4863.0,3631.0 4866.3,3637.6 4866.0,3704.4 4899.1,3704.2 4901.0,3960.4 4916.3,3965.1 4878.2,3968.1 4870.5,4015.5 4866.0,4019.5 4901.6,4045.2 4902.7,4199.9 4966.8,4200.0 4986.0,4193.8 5000.1,4177.3 5004.8,4147.7 5015.7,4127.6 5119.2,4202.0 5121.0,3897.2 5086.8,3896.7 5086.5,3866.4 5073.8,3832.4 5072.5,3807.8 5121.3,3808.0 5121.4,3659.8 5180.9,3659.5 5206.1,3675.2 5199.1,3688.4 5198.2,3721.9 5202.9,3745.3 5208.7,3751.8 5204.0,3964.2 5293.3,3964.2 5300.5,4036.9 5385.3,4036.4 5395.0,4045.0 5394.1,4096.5 5366.2,4133.3 5358.2,4183.9 5332.2,4223.7 5324.3,4224.1 5225.9,4158.2 5169.8,4129.4 5163.2,4147.0 5162.3,4205.2 5152.0,4226.9 5192.2,4272.2 5371.4,4576.2 5377.8,4619.1 5376.7,4881.4 5461.5,4871.0 5527.4,4875.5 5526.4,4998.6 5793.1,4998.5 5793.8,5076.8 5833.8,5272.7 5832.5,5386.3 5816.6,5429.0 5816.3,5474.9 5826.9,5513.6 5911.9,5512.2 5956.2,5521.9 6023.5,5501.5 6126.2,5500.5 6129.5,5238.1 6085.2,5234.0 6089.1,5114.0 6080.8,5095.7 6036.7,5079.0 6046.9,5032.1 6128.9,5058.2 6130.9,5005.3 6145.2,4995.7 6611.1,4992.4 6609.2,4922.8 6601.1,4900.5 6581.1,4876.0 6595.9,4860.4 6602.6,4841.8 6602.0,4719.4 6593.1,4695.5 6572.7,4671.5 6524.7,4645.1 6527.2,4556.0 6535.4,4533.6 6490.6,4514.9 6404.2,4513.9 6408.4,3930.2 6584.0,3928.4 6585.6,3871.6 6606.2,3758.1 6602.6,3729.3 6593.3,3711.4 6514.5,3629.5 6550.8,3602.4 6590.4,3596.0 6589.5,3464.9 6602.8,3424.8 6629.3,3436.3 6660.0,3440.3 6660.0,8040.0 -0.0,8040.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603A:02371_03A_1956-0000b/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[5564.0,1377.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1084592,39.7452412]}},{"type":"Feature","properties":{"resourceCoords":[3856.0,6612.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1382295,39.670901]}}]}}]}