For Unity of the World Communist Movement: A Letter to the Independent Labor Party of Great Britain from the Communist Party USA (Opposition)
New York: Communist Party (Opposition), (1934). 12mo. Wraps. 16 p. [108764]
New York: Communist Party (Opposition), (1934). 12mo. Wraps. 16 p. [108764]
New York: Communist Party (Opposition), (1934). 12mo. Wraps. 16 p. [108763]
London: New Park Publications, (1963). 8vo. Wraps. xvi, 112 p. + index. [105719]