A method for estimating strength of rock containing planes of weakness
By: by Frank G. Horino and Merlyn L. Ellickson.
Contributors: Ellickson, Merlyn L.; United States. Bureau of Mines
Series: Report of investigations / United States Department of the Interior, Bureau of Mines -- 7449; Report of investigations (United States. Bureau of Mines) -- 7449.
Publisher: U.S. Dept. of Interior, Bureau of Mines
Published: 1970
Place of publication: [Washington, D.C.]
Language: eng
Number of pages: 29
Subjects: Rock mechanics.; Rock slopes.; Mining engineering.
Notes: "November 1970"--Cover.

Bibliography: p. 26.