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

Description

Corporate Author

United States. Bureau of Mines.

Language(s)

English

Published

[Washington] : U.S. Dept. of the Interior, Bureau of Mines, 1976.

Subjects

Mine lighting > Mine lighting / Congresses.
Coal mines and mining > Coal mines and mining / United States > Coal mines and mining / United States / Congresses.

Note

Item 637-A.
Seminars held in: Pittsburgh, Pa., Nov. 4, 1975; St. Louis, Mo., Nov. 6, 1975; Denver, Colo., Nov. 11, 1975.

Physical Description

[3], 82 p. : ill. ; 27 cm.

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