Factional strife in District no. 12, United Mine Workers of America, 1919 to 1933
By: by Harold William Perrigo.
Published: 1933
Language: eng
Format: Microform
Number of pages: 291
Subjects: United Mine Workers of America -- History.
Notes: Thesis (Ph. D.)--University of Wisconsin, 1933.

Bibliography: leaves [292]-[294].

Microfilm. Madison : University of Wisconsin, Dept. of Photography, [1974?]. 1 microfilm reel : negative ; 35 mm.