Abstract: Papers of Walter F. Choinski Jr., a career soldier from Milwaukee, Wisconsin, chiefly consisting of a lengthy memoir concerning service during the 1930s with the Wisconsin National Guard and in Alaska during World War II, and diplomatic assignments in Korea and Poland and CIA intelligence work during the postwar era. Also included are several research documents produced while associated with the Military Assistance Institute including information on a tour of Vietnam in 1960. Subject files contain clippings and related personal and genealogical documents. The photographs document aspects of Choinski's career and paintings by his wife.