California mineral production and directory of mineral producers for 1931
By: by Henry H. Symons.
Contributors: California. Division of Mines.
Series: Bulletin -- no. 107; Bulletin (California. Division of Mines) -- no. 107.
Publisher: California State Print. Office
Published: 1932
Place of publication: Sacramento
Language: eng
Number of pages: 229
Subjects: Mines and mineral resources -- California.