Cover Image


Main Author: Bowles, Oliver, 1877-1958.
Other Authors: United States. Bureau of Mines.
Format: Book
Language: English
Published: [Washington, D.C.] : U.S. Dept. of the Interior, Bureau of Mines, 1958.
Physical Description: iii, 31 pages : illustrations ; 27 cm.
Series: Information circular (United States. Bureau of Mines) ; 7829.

CMU Storage Gov Pub

Call Number: I 28.27:7829
Copy Available