Brattice window method for measuring leakage through mine stoppings / by Robert P. Vinson, Edward D. Thimons, and Fred N. Kissell.
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Format: | Government Document Book |
Language: | English |
Published: |
Washington :
Dept. of the Interior, Bureau of Mines,
1977.
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Series: | Report of investigations (United States. Bureau of Mines) ;
8240. |
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