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

Bibliographic Details

Format:	Government Document eBook
Language:	English
Published:	[Washington] : GPO, 1921.
Series:	Mines Bur. Schedule No. 17
Subjects:	Explosives. Mine accidents. Quality control. User charges. Electronic books.
Online Access:	Connect to the full text of this electronic document