Basic placer mining
Series: Special publication (California. Division of Mines and Geology) -- no. 41; Special publication (California. Division of Mines and Geology) -- 41.
Publisher: State of California, The Resources Agency, Dept. of Conservation
Published: 1963
Place of publication: [Sacramento]
Language: eng
Number of pages: 16
Subjects: Gold mines and mining; Placer deposits; Hydraulic mining
Notes: Cover title.

Bibliography: p.11, 13.