Vanguard was published by the Committee to Defeat Revisionism For Communist Unity.
Vol. 2, No. 1, January-February 1965
Vol. 2, No. 5, August-September 1965
Vol. 2, No. 7, November-December 1965
Vol. 3, No. 1, January-February 1966
Vol. 4, No. 5, September-October 1967 [Including Vanguard C.D.R.C.U. Bulletin #1]
Vol. 4, No. 6, November-December 1967[Including Vanguard C.D.R.C.U. Bulletin #2, 9 October 1967]