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Requirements for bolts and similar fastenings for permissible electrical equipment
| Author: | Ilsley, L. C. |
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| Year: | 1931 |
| Document Type: | MAIN |
| Issuing Agency: | U.S. Dept. of Commerce, Bureau of Mines, |
| SUDOC: | C 22.11:6432 |
| Series: | Information circular / Bureau of Mines ; |
| Report Number: | 6432 |
| Subject: | Electricity in mining |
| Link: | https://hdl.handle.net/2027/mdp.39015095085810 |
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