* Foote, E. J., "The Positive [Value] of Industrialism," Industrial Union Bulletin, May 4, 1907.
* Heslewood, F. W., "Relations of Trade-Unions and the Political Party," Industrial Union Bulletin, September 14, 1907.
Spielman, Jean E., "Are the I. W. W. still Revolutionary?" Mother Earth, Dec., 1907, vol. ii, pp. 457-460.
* Trautmann, Wm. E., "A brief history of the industrial union manifesto," Industrial Union Bulletin, Dec. 14, 21, 1907, Aug. 22, 1908.
——, "The Question of Might," Industrial Union Bulletin, Dec. 7, 1907.
Turner, Jno. Kenneth, "Story of a new labor union," Industrial Union Bulletin, April 13, 1907. Reprinted as Industrial Union Leaflet, no. 16.
1908 Bohn, Frank, "Mission and Functions of Industrial Unionism," Industrial Union Bulletin, May 2, 1908.
* DeLeon, Daniel, "The Intellectual Against the Worker" (being extracts from DeLeon's protest against his own disbarment from a seat in the Fourth Convention), Industrial Union Bulletin, Oct. 10, 1908, pp. 1-2.
* St. John, V., "The Worker Against the Intellectual" (extracts from St. John's reply to DeLeon and his argument for refusing DeLeon a seat), (Fourth Convention), Industrial Union Bulletin, Oct. 10, 1908, pp. 1-2.
1909 * Foote, E. J., "The Ethics of Industrial Unionism," Industrial Union Bulletin, Feb. 20, 1909.