extended and added railroads and places in IL using Bing imagery, USGS 3DEP
extended and added railroads and places in IL using USGS Topo, Bing imagery, USGS 3DEP
added railroad in IL using Bing, USGS 3DEP
added railroad in IL using Bing, USGS 3DEP
connecting up railroads, IL, using Bing
extended and added railroads and places in IL using USGS Topo, Bing imagery, USGS 3DEP
connecting up railroads, OH and adding places using USGS Topo, USGS 3DEP, Bing imagery
extended and added railroads and places in IL using USGS Topo, Bing imagery, USGS 3DEP
extended and added railroads and places in IL using USGS Topo, Bing imagery, USGS 3DEP
extended and added railroads and places in IL using USGS Topo, Bing imagery, USGS 3DEP
added 1855 roads from 1855 Greene County map in Library of Congress using Bing imagery, USGS 3DEP
connecting up railroads, OH and adding places using USGS Topo, USGS 3DEP, Bing imagery
connecting up railroads, OH and adding places using USGS Topo, Bing imagery
connecting up railroads, OH using USGS Topo, USGS 3DEP, Bing imagery
connected up National Road through IN to OH, added places as well using Bing, USGS Topo, USGS 3DEP
extended and added railroads in IL using USGS Topo, Bing imagery, USGS 3DEP