Tunnel boring technology :
disk cutter experiments in sedimentary and metamorphic rocks /
by Roger J. Morrell, William E. Bruce, and David A. Larson.

Description

Main Author

Morrell, Roger J.

Related Names

Larson, David A.
Bruce, William E.
United States. Bureau of Mines.

Language(s)

English

Published

[Washington, D.C.] : U.S. Dept. of the Interior, Bureau of Mines, [1970]

Subjects

Mining machinery.

Note

"July 1970"--Cover.

Physical Description

ii, 32 p. : ill. ; 26 cm.

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