Stemming in Metal Mines. Progress Report 2
Description:
Report issued by the U.S. Bureau of Mines on the progress made in metal-mine stemming. Different types of stemming methods and testing procedures are presented. This report includes tables, illustrations, and photographs.
Date:
August 1940
Creator:
Johnson, John A.; Agnew, Wing G. & Mosier, McHenry
Partner:
UNT Libraries Government Documents Department