Ventilation questions and answers

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245 0 0 ‡aVentilation questions and answers.
260 ‡a[Washington, D.C.] : ‡bU.S. Department of Labor, Mines Safety and Health Administration, ‡c[1992]
300 ‡a183 p. ; ‡c28 cm.
500 ‡aCover title.
500 ‡a"November 9, 1992."
500 ‡aShipping list no.: 93-0113-P.
538 ‡aMode of access: Internet.
650 0 ‡aMine ventilation
650 0 ‡aBelt conveyors
650 0 ‡aCoal mines and mining ‡zUnited States ‡xSafety measures.
710 1 0 ‡aUnited States. ‡bMine Safety and Health Administration.
856 4 1 ‡3Full text - Hathi Trust Digital Library ‡uhttp://hdl.handle.net/2027/mdp.39015029748350
CID ‡a002704904
DAT 0 ‡a20100218212150.0 ‡b20141009010000.0
DAT 1 ‡a20141112160514.0 ‡b2023-03-14T18:05:17Z
CAT ‡aSDR-UIUC ‡dUNKNOWN ‡lloader.pl-003-020
FMT ‡aBK
HOL ‡0sdr-uiuc3464638 ‡auiug ‡bSDR ‡cUIUC ‡puiug.30112105121542 ‡sUIU ‡13464638
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974 ‡bMIU ‡cMIU ‡d20230430 ‡sgoogle ‡umdp.39015029748350 ‡y1992 ‡rpd ‡qbib ‡tUS fed doc