The cyanide process
Subtitle: its practical application and economical results.
By: By Dr. A. Scheidel, E.M.
Series: California. State mining bureau. Bulletin -- no. 5; Bulletin (California State Mining Bureau) -- no. 5.
Publisher: A.J. Johnston, supt. State printing
Published: 1894
Place of publication: Sacramento
Language: eng
Number of pages: 140
Subjects: Cyanide process.