Quicksilver deposits of southwestern Oregon,
Wells, Francis G. 1898-
Quicksilver deposits of southwestern Oregon, by Francis G. Wells and Aaron C. Waters, prepared in cooperation with the State mining board of Oregon. - Washington, U.S. Govt. Print. Off., 1934. - vi, 58 p. 23 pl. (incl. fold. maps (2 in pocket) 24 cm. - U.S. Geological survey. Bulletin 850 .
At head of title: United States Department of the Interior.
gs 34000105
Mercury.
QE75 / .B9 no. 850
Quicksilver deposits of southwestern Oregon, by Francis G. Wells and Aaron C. Waters, prepared in cooperation with the State mining board of Oregon. - Washington, U.S. Govt. Print. Off., 1934. - vi, 58 p. 23 pl. (incl. fold. maps (2 in pocket) 24 cm. - U.S. Geological survey. Bulletin 850 .
At head of title: United States Department of the Interior.
gs 34000105
Mercury.
QE75 / .B9 no. 850