Author: | Gudmundsen, Austin. |
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Year: | 1930 |
Document Type: | BMRA |
Issuing Agency: | U.S. Dept. of Commerce, Bureau of Mines, |
SUDOC: | C 22.12:3001 |
Series: | Report of investigations / United States Department of Commerce, Bureau of Mines ; |
Report Number: | 3001 |
Subject: | Smoke prevention |
Link: | https://hdl.handle.net/2027/mdp.39015077566357 |