From the capital of Mexico, he wrote to Arnaldo G. Barrón, an executive of the 26th of July Patriotic Club of New York, , informing him that he had sent by mail several documents to the Club.

He wrote a letter to Dr. Julio de Poo, the president of the 26th of July Patriotic Club of Key West. In the letter, he recalled his stay in that city and gave him instructions for the revolutionary work.