Experience with electrical and other means of firing shots of explosives in anthracite region of Pennsylvania.

Bibliographic Details

Other Authors:	Howell, S. P. (Spencer Pritchard), 1880-1937
Format:	Government Document eBook
Language:	English
Published:	Washington, D.C. : [publisher not identified], 1930.
Series:	Mines Bur. Rpt. of Investigation No. 2986
Subjects:	Explosives. Electronic books.
Online Access:	Connect to the full text of this electronic document