Author: | Long, Albert E. |
---|---|
Year: | 1951 |
Document Type: | BMRA |
Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
SUDOC: | I 28.23:4800 |
Series: | Report of investigations / United States. Bureau of Mines ; |
Report Number: | 4800 |
Subject: | Diamond bits |
Link: | https://hdl.handle.net/2027/mdp.39015078478776 |