Coal mine roof and rib control

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086 0 ⊔ ‡aL 38.8/2:18/991
090 ⊔ ⊔ ‡aTN295 ‡b.S32 no. 18, repr., 1991
245 0 0 ‡aCoal mine roof and rib control.
260 ⊔ ⊔ ‡a[Washington, D.C.?] : ‡bU.S. Dept. of Labor, Mine Safety and Health Administration, National Mine Health and Safety Academy, ‡c1991.
300 ⊔ ⊔ ‡a49 p. : ‡bill. ; ‡c18 cm.
490 0 ⊔ ‡aSafety manual ; ‡vno. 18
500 ⊔ ⊔ ‡a"Reprinted 1991"--Cover.
504 ⊔ ⊔ ‡aIncludes bibliographical references (p. 48).
538 ⊔ ⊔ ‡aMode of access: Internet.
650 ⊔ 0 ‡aMine roof control.
650 ⊔ 0 ‡aMine safety ‡zUnited States.
650 ⊔ 0 ‡aCoal mines and mining ‡zUnited States ‡xSafety measures.
710 2 ⊔ ‡aNational Mine Health and Safety Academy.
CID ⊔ ⊔ ‡a011328734
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DAT 1 ⊔ ‡a20120815064345.0 ‡b2024-09-28T17:43:41Z
DAT 2 ⊔ ‡a2024-09-28T17:30:02Z
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