Coal mine illumination : proceedings, Bureau of Mines Technology Transfer Seminars.

Bibliographic Details
Corporate Author:	United States. Bureau of Mines
Format:	Government Document Book
Language:	English
Published:	[Washington] : U.S. Dept. of the Interior, Bureau of Mines, 1976.
Series:	Information circular (United States. Bureau of Mines) ; 8709.
Subjects:	Bureau of Mines Technology Transfer Seminar, Pittsburgh, 1975. Coal mines and mining > United States > Congresses. Mine lighting > Congresses.

Description
Item Description:	Seminars held in: Pittsburgh, Pa., Nov. 4, 1975; St. Louis, Mo., Nov. 6, 1975; Denver, Colo., Nov. 11, 1975.
Physical Description:	3 unnumbered pages, 82 pages : illustrations ; 27 cm.