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

Bibliographic Details
Format: Government Document eBook
Language:English
Published: [Washington?] : U.S. Government Printing Office, 1930.
Series:Mines Bur. Schedule No. 17 B
Subjects:
Online Access:Connect to the full text of this electronic document
Description
Item Description:Record is based on bibliographic data in ProQuest U.S. Executive Branch Documents, 1910-1932. Reuse except for individual research requires license from ProQuest, LLC.
Electronic resource.
Physical Description:1 online resource (11 pages)
Format:System requirements: PDF reader software.