Platinum and allied metals in California
By: by C.A. Logan.
Contributors: Hamilton, Fletcher McNutt, 1882-; California State Mining Bureau.
Series: California. State mining bureau. Bulletin -- no. 85; Bulletin (California State Mining Bureau) -- no. 85.
Publisher: California State Printing Office
Published: 1919
Place of publication: Sacramento, Calif
Language: eng
Number of pages: 120
Subjects: Platinum ores -- California.
Notes: At head of title: California State Mining Bureau.

"Fletcher Hamilton, State Mineralogist."

"San Francisco, August, 1918."

Includes index.