Walker, John B., 1898-1986 (Autor Personal)

War in the air : fighting planes and pilots in action, 1941: title page (by John B. Walker)

War planes of the world, 1943: title page (by John B. Walker)

Smithsonian National Air and Space Museum, via WWW, October 15, 2018 (John B. Walker Collection, [ca. 1930s-1980s]; John B. Walker (1898-1986) was, at different points in his career, the founding Vice-President of TWA, the Assistant to the President for United Airlines, and the President of Walker & Crenshaw, Inc.; published works included two books, War in the Air and How to: Get Into Aviation)

OCLC, October 15, 2018 (access points: Walker, John Byrnes, 1898- ; Walker, John B. (John Byrnes), 1898-; usage: John B. Walker)

ancestry.com, October 15, 2018 (John Byrnes Walker; born 23 August 1898 in Fayetteville Ark.; died 3 April 1986 in Broward County, Florida)