Flotation Concentration of a Montana Lead-Zinc-Silver-Ore

The Mike Horse mine, in the Huddelston mining district, is fifty-two miles northwest of Helena, Montana. The mine was discovered in 1898 by Joseph Heitmiller. There was only minor production from the date of discovery until 1915; the main drawback being lack of good road.

The Amplifier - v. 3, no. 7

In this issue...M-Day, Library Museum Hall, Junior Prom, Copper Guard, Mineral Club, Ski Club, Bob Wylie, Student Wives Club, Mr. Grover J. Holt, World War I