Procedure for testing explosives for permissibility for use in coal mines, with test requirements, tolerance limits, and schedule of fees.

Bibliographic Details

Corporate Author:	United States. Bureau of Mines
Format:	Government Document eBook
Language:	English
Published:	[Washington] : [s.n.], 1935.
Subjects:	Explosives. Coal mines and mining. Research.
Online Access:	Electronic resource (PDF)