MapVirginia, Fairfax-Alexandria counties sheet, soil map Covers Fairfax and Arlington counties and the city of Alexandria. "Field operations, Bureau of Soils, 1915." "Base map in part from U.S. Geological Survey sheets." Stephenson. Cartography of northern Virginia, pl. 103...
- Contributor: Carter, William T. (William Thomas) - Yingling, C. K. - United States. Bureau of Soils - A. Hoen & Co. - Geological Survey (U.S.) - Carter, William T.
- Date: 1915