USGS TOPO Map Illinois IL Elburn 307487 1964 24000 Inverted Restoration
Size: 6599px × 8051px
Photo credit: © Wetdryvac / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: geological, government, historical, map, mapping, maps, orienteering, repaired, restoration, restored, states, survey, topo, topographic, topographical, united, usgs