Basic placer mining.
Series: Its Special publication -- 41; Special publication (California. Division of Mines and Geology) -- 41.
Publisher: State of California, The Resources Agency, Dept. of Conservation
Place of publication: [Sacramento]
Language: eng
Number of pages: 16
Subjects: Gold mines and mining -- California; Mines and mineral resources; Placer mining -- California
Other titles: Mineral information service.
Notes: Revised from Mineral Information Service, vol. 10, no. 8 , Aug. 1957.

Includes bibliographical references (p. 11,13).