Electric power transmission plants and the use of electricity in mining operations
By: by Thomas Haight Leggett.
Contributors: Johnston, A. J.; California. State Printing Office.
Publisher: State Office, A.J. Johnston, Supt. State Printing
Published: 1894
Place of publication: Sacramento, Calif
Language: eng
Number of pages: 45
Subjects: Electricity in mining.; Mines and mineral resources -- California.