Harris, Arthur 27 years old; Jewish; Single; Driver; YCL 1937; Received Passport# 4856, Chicago series, on March 1, 1937 which listed his address as 3342 West Polk (Oak) Street, Chicago, Illinois; Sailed March 10, 1937 aboard the Washington; Arrived in Spain April 17, 1937; Served with the Regiment de Tren; Returned to the US on November 19, 1938 aboard the President Harding; WWII Armed Forces; Two Uncles also in Spain.

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Sources: Sail; Scope of Soviet Activity; Cadre; RGASPI Fond 545, Opis 6, Delo 906; L- W Tree Ancestry.