Hammer and Sickle was published by the League for Proletarian Revolution, a group in the San Francisco Bay area which participated in the National Continuations Committee party-building effort.
Vol. 1, No. 3, July 20, 1974: The International Significance of the Restoration of Capitalism in the USSR
Vol. 1, No. 4, July 29, 1974: Free the Negro Nation!
Vol. 1, No. 5, August 25, 1974: The International Significance of the Restoration of Capitalism in the USSR, Part II