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1. 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.
All:
Mine safety., Coal mines and mining--Safety measures.