Electrical viewpoint in a complete safety survey of a coal mine.

Creator Personal:

Gleim, E. J. (Ernest J.)

Title:

Electrical viewpoint in a complete safety survey of a coal mine.

Call Number:

P20753

Date:

1936

Description:

Serial issue. Issued as: United States. Bureau of Mines. Information circular, I. C. 6894 (1936:July).

Subject Topical:

Mine safety., Coal mines and mining--Safety measures.