Hydraulic coal mining research : equipment and preliminary tests / by J.J. Wallace, G.C. Price, and M.J. Ackerman.
Saved in:
Online Access: |
Search for the full-text version of this title in HathiTrust |
---|---|
Main Author: | |
Other Authors: | , |
Format: | Government Document Book |
Language: | English |
Published: |
Washington, DC :
U.S. Dept. of the Interior, Bureau of Mines,
1961.
|
Series: | Report of investigations (United States. Bureau of Mines) ;
5915. |
Subjects: |