Cobalt and its silver mines
Subtitle: a brief review of the geology, mineralogy, discovery, present development and future possibilities of the marvelously rich silver, cobalt and nickel deposits in the wilderness of northern Ontario, Canada
By: by William Starr Bullock.
Publisher: [The author
Published: 1906
Place of publication: New York
Language: eng
Number of pages: 87
Subjects: Mines and mineral resources -- Ontario -- Cobalt; Silver mines and mining -- Ontario -- Cobalt; Cobalt (Ont.).
Notes: Includes index.