Mineral resources of Virginia,
by Thomas Leonard Watson ...
- Lynchburg, Va., J.P. Bell Company, printers and binders, 1907.
- xxxi, 618 p. illus., LXXXIII pl. (part fold.; incl. maps) fold. tables, diagrs. 27 cm.
At head of title: The Virginia Jamestown Exposition Commission. "Cement and cement materials, by R.S. Bassler": p. 86-167. "Clays, by Heinrich Ries": p. 167-187. "Iron, by R.J. Holden": p. [402]-491.