Coal mine escapeways.

Creator Corporate Names:
West Virginia University. Mining Extension Service.
Title:
Coal mine escapeways.
Call Number:
P17064
Date:
1980
Description:
Serial issue. Issued as: West Virginia University. Mining Extension Service. Slide-tape text, no.206T. "This is one of a series of printed texts which accompanies the slide tape programs on coal mining, developed by the Mining Extension Service of West Virginia University."
Subject Topical:
Coal mines and mining--Safety measures.