Mining methods in the Butte district
By: by Wm. B. Daly ... John Gillie ... J. L. Bruce [and others]
Publisher: [publisher not identified]
Published: 1923
Place of publication: [Place of publication not identified]
Language: eng
Number of pages: 55
Subjects: Geology; Mines and mineral resources
Other titles: Transactions of the American Institute of Mining Engineers.
Notes: Caption title.

"No. 1225-M".