Use of a large-diameter auger in mining anthracite beds / by J.T. Schimmel, W.H. Tavenner, and Donald Markle, Jr.
Saved in:
Online Access: |
Search for the full-text version of this title in HathiTrust |
---|---|
Main Author: | |
Corporate Authors: | , |
Other Authors: | , |
Other title: | Pitching anthracite beds. |
Format: | Government Document Book |
Language: | English |
Published: |
Washington :
U.S. Dept. of the Interior, Bureau of Mines,
1962.
|
Series: | Report of investigations (United States. Bureau of Mines) ;
6135. |
Subjects: |