Author: | Timko, Robert J. |
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Additional Authors: | Thimons, Edward D. |
Year: | 1983 |
Document Type: | USBI |
Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
SUDOC: | I28.27:8949 |
Series: | Information circular / Unites States. Bureau of Mines ; |
Report Number: | 8949 |
Subject: | Concrete stoppings (Mining)--Airtightness |
Link: | https://hdl.handle.net/2027/mdp.39015078455360 |