Author: | Jones, G. W. |
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Additional Authors: | Perrott, G. St. J. |
Year: | 1931 |
Document Type: | BMRA |
Issuing Agency: | United States Bureau of Mines, |
SUDOC: | C 22.12:3109 |
Series: | Report of investigations / United States Department of the Interior, Bureau of Mines ; |
Report Number: | 3109 |
Subjects: | Manholes |
Waste gases | |
Link: | https://hdl.handle.net/2027/mdp.39015077567280 |