Minerals and mineral industries of Oregon;
Minerals and mineral industries of Oregon;
Oregon bureau of mines and geology. A list of the important minerals of Oregon and brief description of their occurrence and development.
- [Panama-Pacific ed.]
- [n.p.] 1915.
- 1 p. l., [5]-40 p. illus., fold. map. 24 cm.
On cover: Panama-Pacific exposition, 1915.
gs 15000880
Panama-Pacific International Exposition San Francisco, Calif.) (1915 :
Mines and mineral resources--Oregon.
TN24.O7 / A45
Y/M66.2M66/2
On cover: Panama-Pacific exposition, 1915.
gs 15000880
Panama-Pacific International Exposition San Francisco, Calif.) (1915 :
Mines and mineral resources--Oregon.
TN24.O7 / A45
Y/M66.2M66/2