Mine-timber studies.
Series: Colorado School of Mines
Published: 1941
Place of publication: Golden
Language: eng
Number of pages: 65
Subjects: Mine timbering
Notes: Bibliography: p. 44.
Table of contents: value: Grazier, R.L.  Stresses in mine-drift timber-sets.-  Gayer, R.B. Increasing the endurance of drift-sets.