The Moscow opal mines, 1890 to 1893
Subtitle: (the first commercial opal mines in the United States)
By: Ron Brockett.
Edition: 2d ed.
Publisher: Brockett
Published: 1975
Place of publication: [Denair, Ca.]
Language: eng
Number of pages: 65
Subjects: Opal mines and mining -- Idaho -- Moscow region -- History.
Notes: Bibliography: p. [63]-65.
Cover title.