Hillseam geology and roof instability near outcrop in eastern Kentucky drift mines
By: by Gary P. Sames and Noel N. Moebs.
Contributors: Moebs, Noel N.
Series: Report of investigations / United States Department of the Interior, Bureau of Mines ;; 9267; Report of investigations (United States. Bureau of Mines) ;; 9267.
Publisher: U.S. Dept. of the Interior, Bureau of Mines
Published: 1989
Place of publication: Washington, D.C
Language: eng
Number of pages: 32
Subjects: Mine roof control.; Joints (Geology) -- Kentucky.; Outcrops (Geology) -- Kentucky.; Coal mines and mining -- Kentucky.
Notes: Bibliography: p. 32.