Catalog Record: Studies of roof movement in coal mines. [No.] 4., Study of subsidence of a highway caused by mining coal beneath | Hathi Trust Digital Library

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Studies of roof movement in coal mines. [No.] 4., Study of subsidence of a highway caused by mining coal beneath / by E.R. Maize, Edward Thomas, and H.P. Greenwald.

Main Author: Maize, Earl R.
Other Authors: Thomas, Edward. , Greenwald, H. P.
Language(s): English
Published: [Washington, D.C.] : U.S. Dept. of the Interior, Bureau of Mines, 1941.
Subjects: Coal mines and mining > Pennsylvania.
Mine subsidence.
Physical Description: 11 p. : ill. ; 27cm.
Original Format: Book
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