The Tungsten situation in Montana as a factor in national defense,
by Donald W. McGlashan and Perry F. Roys.
- Butte, Montana School of Mines, 1952.
- v, 47 p. illus., map. 28 cm.
- Montana. Bureau of Mines and Geology. Miscellaneous contributions, no. 12 .
- Miscellaneous contribution (Montana Bureau of Mines and Geology) ; no. 12. .