Author Search Results

Estimate of known recoverable reserves of coking coal in Letcher County, Ky

by Wallace, Joseph J.
Published: U.S. Dept. of the Interior, Bureau of Mines, 1953

Description: vi, 26 pages, 12 unnumbered leaves of plates : illustrations ; 27 cm.

Book

Estimate of known recoverable reserves of coking coal in Harlan County, Ky

by Wallace, Joseph J.
Published: U.S. Dept. of the Interior, Bureau of Mines, 1954

Description: vi, 26 pages : illustrations ; 27 cm.

Book

Estimate of known recoverable reserves of coking coal in Mercer County, W. Va

by Wallace, Joseph J.
Published: U.S. Dept. of the Interior, Bureau of Mines, 1954

Description: vi, 20 pages : illustrations ; 27 cm.

Book

Estimate of known recoverable reserves of coking coal in Mingo County, W. Va

by Wallace, Joseph J.
Published: U.S. Dept. of the Interior, Bureau of Mines, 1954

Description: vi, 57 pages : illustrations ; 27 cm.

Book

Estimate of known recoverable reserves of coking coal in Perry County, Ky

by Wallace, Joseph J.
Published: U.S. Dept. of the Interior, Bureau of Mines, 1954

Description: vi, 26 pages : illustrations ; 27 cm.

Book

Hydraulic coal mining research : equipment and preliminary tests

by Wallace, Joseph J.
Published: U.S. Dept. of the Interior, Bureau of Mines, 1961

Description: ii, 25 pages : illustrations ; 27 cm.

Book

Estimate of known recoverable reserves of coking coal in Allegheny County, Pa

by Wallace, Joseph J.
Published: U.S. Dept. of the Interior, Bureau of Mines, 1953

Description: vi, 16 pages, 6 unnumbered leaves of plates : illustrations ; 27 cm.

Book

Estimate of known recoverable reserves of coking coal in McDowell County, W. Va

by Wallace, Joseph J.
Published: U.S. Dept. of the Interior, Bureau of Mines, 1952

Description: 26 pages : illustrations ; 27 cm.

Book

Estimate of known recoverable reserve of coking coal in Allegany County, Md

by Wallace, Joseph J.
Published: U.S. Dept. of the Interior, Bureau of Mines, 1953

Description: 18 pages : illustrations ; 27 cm.

Book

Estimate of known recoverable reserves of coking coal in Greene County, Pa

Published: U.S. Dept. of the Interior, Bureau of Mines, 1955

Description: vi, 22 pages : illustrations, maps ; 27 cm.

Book

Estimate of known recoverable reserves of coking coal in Somerset County, Pa

Published: U.S. Dept. of the Interior, Bureau of Mines, 1955

Description: vi, 20 pages : illustrations, maps ; 27 cm.

Book

Costs of mining under bolted roof and timbered roof in bituminous coal mines

by Ackerman, M. J.
Published: U.S. Dept. of the Interior, Bureau of Mines, 1961

Description: 21 pages : illustrations ; 27 cm.

Book

Estimate of known recoverable reserves of coking coal in Wyoming County, W. Va

Published: U.S. Dept. of the Interior, Bureau of Mines, 1953

Description: vii, 39 pages : illustrations ; 27 cm.

Book

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