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1. Roof bolting for safety.

Creator Personal:
Bierer, Joseph.
Title:
Roof bolting for safety.
Call Number:
P1066
Date:
1952?
Description:
Pamphlet. At head of title: State of West Virginia, Department of Mines, Charleston, West Virginia.
Subject Topical:
Coal mines and mining--West Virginia--Safety measures., Mine roof bolting.
All:
Coal mines and mining--West Virginia--Safety measures., Mine roof bolting.

2. Shortwall coal mining in the United States.

Creator Personal:
Peng, Syd S., 1939-
Title:
Shortwall coal mining in the United States.
Call Number:
P12412
Date:
1976
Description:

Serial issue. Issued as: West Virginia University. Coal Research Bureau. Technical report, no. 119. "Prepared for publication in Coal Age, 81, 3, (March, 1976), 82-88."

Subject Topical:
Coal mines and mining--Safety measures., Coal mines and mining--Research., Mine roof bolting.
All:
Mine roof bolting., Coal mines and mining--Safety measures., Coal mines and mining--Research.