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Use of a large-diameter auger in mining anthracite beds
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Main Author: | |
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Corporate Authors: | , |
Other Authors: | , |
Format: | Government Document Book |
Language: | English |
Published: |
Washington :
U.S. Dept. of the Interior, Bureau of Mines,
1962.
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Series: | Report of investigations (United States. Bureau of Mines) ;
6135. |
Physical Description: |
ii, 24 pages : illustrations ; 27 cm. |
Subjects: |
Copy 1 | CMU Storage Gov Pub | I 28.23:6135 | Available |
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