Procedure for establishing list of permissible self-contained mine rescue breathing apparatus; fees, character of tests, and conditions under which mine rescue breathing apparatus will be tested.

Bibliographic Details
Format: Government Document eBook
Language:English
Published: [Washington] : [publisher not identified], 1919.
Series:Mines Bur. Schedule No. 13
Subjects:
Online Access:Connect to the full text of this electronic document
Description
Item Description:Electronic resource.
Physical Description:1 online resource (14 pages)