Roundup, Mont., local union for coal miners.
Local 915 of the United Mine Workers of America, located in Klein, Mont., was in existence by 1909. The union negotiated with the coal industry for increased wages, an eight-hour day, and improved working conditions. The group also provided injury and death benefits to members, and with several other area locals, maintained a cemetery. R.J. Boyle served as union president for many years.
From the description of Records of Local 915, United Mine Workers of America, 1903-1972. (Unknown). WorldCat record id: 70962872