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Biography

Maceivas, Segundo (Maceiras; Mazeiras, Segundo); Cuban American; Single; Seaman; Domicile 227 Clark Street, Boston, Massachusetts or 303 North Street, Boston, Massachusetts; Cuban CP; Left for Spain from the US; Sailed January 9, 1937 aboard the Lafayette; Arrived in Spain January 23, 1937; Only a single document is in the Russian Archives, a letter from James Harris to General Gal reporting that Maceivas was placed in the guardhouse on February 4 and escaped.
Sources: Cadre; RGASPI Fond 545, Opis 6, Delo 939, ll. 3 (handwritten note Spanish); USSDA 852.2221/218.