Proceedings of the Workshop on Coal Pillar Mechanics and Design /
compiled by Anthony T. Iannacchione ... [et al.].
- [Pittsburgh, PA] : U.S. Dept. of the Interior, Bureau of Mines, 1992.
- 302 p. : ill. ; 28 cm.
- Information circular ; 9315 .
- Information circular (United States. Bureau of Mines) ; 9315. .
Held in Santa Fe, NM, June 7, 1992. Correction sheet for p. 123, 253, and 295 inserted.
Includes bibliographical references.
92189768
Columns--Congresses.
Ground control (Mining)--Congresses.
Coal mines and mining--Congresses.
TN295 TN288 / .U4 no. 9315
622 s 622/.334
Held in Santa Fe, NM, June 7, 1992. Correction sheet for p. 123, 253, and 295 inserted.
Includes bibliographical references.
92189768
Columns--Congresses.
Ground control (Mining)--Congresses.
Coal mines and mining--Congresses.
TN295 TN288 / .U4 no. 9315
622 s 622/.334