The possible treatment of manganese ores in California
By: by E.A. Hersam.
Series: University of California publications in engineering,; v. 2, no. 1, March 26, 1918
Publisher: University of California press
Published: 1918
Place of publication: Berkeley
Language: eng
Number of pages: 56
Subjects: Manganese ores -- California.; Ore-dressing.
Notes: Cover-title.