New York: Industrial Union Party, 1935. Pamphlet. 26p. + 2 pages of ads at rear. pictorial wraps slightly worn with minor soiling, mimeographed. The IUD split from the SLP in 1933. 8.5 inches tall by 5 1/2 inches wide. Industrial Union Party address sticker "1390 Jerome Ave., N.Y.C." covering original Prospect Ave address. Laid in is a one page Industrial Union Party "Declaration of Principles"