USGS Allerton Quad, Illinois, Topographic Map

Allerton quad is a topographic map (topo) in the state of Illinois (IL), located at latitude - longitude coordinates (also known as lat-long or GPS coordinates) of N 39.93753 and W -87.93753. Allerton is sourced from the USGS (United States Geographical Survey). The nearest major town is Allerton, IL.