Topic
Mines and mineral resources -- Northwest
7
Mining industries -- Northwest
Northwest
7
Northwest history
Pacific
7
Pacific -- History -- 20th century
7
mineral resources
7
mining industry
7
Mineral industries -- Northwest
6
mining notes
5
Hudson Bay Mining and Smelting company
3
Callahan Zinc Lead company
2
Phil R. Bradley
2
A. J.
1
A. J. Pritchard
1
Alaska Juneau Gold Mining company
1
Anaconda Copper Mining company
1
Baer
1
Bunker Hill Mining Company
1
C. W. Newton
1
Colonel D. C. Jackling
1
Con
1
Con Sullivan
1
Consolidated Mining and Smelting company
1
Dome Mines company
1
E. J. Gibson & Co
1
E. S.
1
E. S. Kellogg
1
Erich
1
Erich Weber
1
Eureka Standard Mining company
1
Franklin K.
1
Franklin K. Lane
1
H. L.
1
H. L. Talkington
1
Harry
1
Harry Baer
1
Hudson Bay Company
1
Hudson Bay Mining and Smelting Company
1
Hudson Bay Mining company
1
Hudson Bay Zinc Mines
1
Iron Cap Mines company
1
Irwin
1
Jim
1
Jim Wardner
1
Kellogg
1
Lane
1
Mineral industries -- Industrial capacity -- Northwest
1
Mineral industries--Northwest
1
New Jersey Zinc Company
1
more ...