A method for calculating mine ventilation pressure losses using computer and desk-top calculators : A supplement to information circular 7809
/ E.J. Harris ... [et al.]
.- Washington: United sates department of the interior, 1973
.- 22p.
** United sates department of the interior )
Subject Headings:
Mine ventilation ;
Copy Details:
Acc. No.: 102085 (8595), Full Call No.: , Item type: Reference , Location: COMPACT STORAGE (BASEMENT),
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Subject Headings:
Mine ventilation ;
Copy Details:
Acc. No.: 102085 (8595), Full Call No.: , Item type: Reference , Location: COMPACT STORAGE (BASEMENT),
------------------------- --------------------- ------ --------- ------- ------- --------- --------