New York: W. J. Johnston, 1905-06. Jan 1905 through July 1906. Vol XI, No. 1 - Vol XIII, No. 7. 18 issues plus 2 indexes. OCLC: 10418676 states monthly issues and that it was merged into the Engineering and mining journal, with other titles Pacific coast miner; -Apr. 1904. Bound in the original decorated wrappers, some detached.
From the library of the Franklin Institute, Philadelphia, with infrequent stamps. Item #25678