Cover Image

Report of findings /

Bibliographic Details
Corporate Author: United States. Roof-Bolting-Machine Committee
Format: Government Document Microform Book
Language:English
Published: Arlington, Va. : The Committee, [1994]
Subjects:
Mine roof bolting > Accidents > United States.
Coal mine accidents > United States.
Description
Item Description:Distributed to depository libraries in microfiche.
"July 8, 1994."
Letter of transmittal.
Microform.
Physical Description:21 pages, 7 unnumbered pages : illustrations