["Biography & Autobiography \/ Military","Biography & Autobiography \/ Political","Biography & Autobiography \/ Presidents & Heads of State","History \/ United States \/ 20th Century","c 1960 to c 1970","Air Force One (Presidential aircraft);History;20th century.","Air pilots;United States;Biography.","Presidents;United States;Staff;Biography.","USA","Air Force One (Presidential aircraft);History;20th century.","Air pilots;United States;Biography.","Biography & Autobiography \/ Military","Biography & Autobiography \/ Political","Biography & Autobiography \/ Presidents & Heads of State","History \/ United States \/ 20th Century","Memoirs","Presidents;United States;Staff;Biography.","USA","c 1960 to c 1970","Memoirs"]