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Procedure for establishing list of permissible single-shot blasting units; character of tests, conditions under which units will be tested, and fees.

Bibliographic Details
Format:	Government Document eBook
Language:	English
Published:	[Washington] : GPO, 1919.
Series:	Mines Bur. Schedule No. 12
Subjects:	Explosives. Mine accidents. Quality control. User charges. Electronic books.
Online Access:	Connect to the full text of this electronic document

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