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Safe practices at oil derricks
| Author: | Miller, Harold Carl, |
|---|---|
| Year: | 1927 |
| Document Type: | USBM |
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
| SUDOC: | C 22.5:419 |
| Series: | Technical paper / United States Department of the Interior, Bureau of Mines ; |
| Report Number: | 419 |
| Subject: | Oil well drilling |
| Link: | https://hdl.handle.net/2027/mdp.39015077316209 |
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