California mineral production for 1918
Subtitle: with county maps
By: by Walter W. Bradley.
Contributors: California State Mining Bureau.
Series: Bulletin -- no. 86; Bulletin (California State Mining Bureau) -- no. 86.
Publisher: California State Printing Office
Published: 1919
Place of publication: Sacramento
Language: eng
Number of pages: 212
Subjects: Mines and mineral resources -- California.; Mines and mineral resources -- California -- Maps.
Genres: Maps.