Report of findings
By: Coal Mine Safety and Health, Roof-Bolting-Machine Committee
Publisher: The Committee
Published: 1994
Place of publication: Arlington, Va
Language: eng
Format: Microform
Number of pages: 21
Subjects: Mine roof bolting -- Accidents -- United States; Coal mine accidents -- United States
Notes: Distributed to depository libraries in microfiche

"July 8, 1994."

No longer available via Internet from MSHA web site

Microfiche. [Washington, D.C.?] : Supt. of Docs., U.S.   G.P.O., [1994] 1 microfiche : negative