Mine ventilation pressure differentials with a programmable hand calculator : a supplement to Bureau of Mines Information circulars 7809 and 8594 /
| Main Authors: | , |
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| Corporate Author: | |
| Format: | Government Document Book |
| Language: | English |
| Published: |
[Washington] :
Dept. of the Interior, Mining Enforcement and Safety Administration,
1977.
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| Series: | Informational report (United States. Mining Enforcement and Safety Administration) ;
1050. |
| Subjects: |
| Item Description: | Chiefly tables. |
|---|---|
| Physical Description: | 29 pages ; 27 cm. |