Latin American Opinion Publications, New York (cover designer: unknown, author: Fidel Castro, commentary: Blas Roca), "Fidel Castro: Dos Discursos Contra el Sectarismo y el Mecanicismo," March 1962. Offset print, booklet.

This March 1962 booklet contains two speeches by Fidel Castro addressing sectarianism and mechanism within the revolutionary organizations, with commentary by Blas Roca. Reprinted by Latin American Opinion Publications in New York City, this publication represents the distribution of Cuban revolutionary political thought to audiences in the United States during the early years of the revolution. The speeches emphasize the importance of studying and assimilating revolutionary ideology at all levels and address the construction of the Integrated Revolutionary Organizations (ORI) and the United Party of the Socialist Revolution.