Blasting to lessen bowlders in hard-ore stopes.

Bibliographic Details

Other Authors:	Gardner, E. D. (Eugene Delos), 1885-, Howell, S. P. (Spencer Pritchard), 1880-1937
Format:	Government Document eBook
Language:	English
Published:	[Washington?] : U.S. Government Printing Office, 1926.
Series:	Mines Bur. Technical Paper No. 383
Subjects:	Blasting. Electronic books.
Online Access:	Connect to the full text of this electronic document