The Battle for Butte: Mining and Politics on the Northern ...
Michael P. Malone
34-36; Sarah McNelis, Copper King at War, pp. 1-3; Paul C. Phillips, "Frederick Augustus Heinze," Dictionary of American Biography, Dumas Malone, ed., 20 vols., 8:507 (An erratum slip in this edition, written by Otto Heinze, Jr., vigorously ...