Source Information

Ancestry.com. The strike for union [database on-line]. Provo, UT: Ancestry.com Operations Inc, 2005.
Original data: Blankenhorn, Heber.. The strike for union : a study of the non-union question in coal and the problems of a democratic movement : based on the record of the Somerset strike, 1922-23. New York: H.W. Wilson Co., 1924, c1923.