k-Menacker, Isadore. b. February 13, 1916, New York, New York; Jewish; Father Morris Menacker (b. March 9, 1890, Russia, to the US 1915-?); Salesman; CP; Received Passport# 375433 on March 16, 1937 which listed his address as 731 Alabama Avenue, Brooklyn, New York; 23 years old; Sailed April 21, 1937 aboard the Queen Mary; MIA July 1937, Brunete, disappeared; Believed captured and shot.

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Sources: Scope of Soviet Activity; RGASPI Fond 545, Opis 6, Delo 946, ll. 28 (ver ar gen amer). Code A

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Photograph: Isadore Menacker, Passport Photograph, 1937.