(1967) Biography (of John F. Kennedy): "The Death of a President: 1963". NOTE: Chronicled the last six days in the life of US President John F. Kennedy, up to his assassination. It was the only book authorized by the Kennedy family.
(2001) Biography (of Winston Churchill): "The Last Lion: Winston Spencer Churchill: Visions of Glory 1874-1932".
(1973) Book: "The Glory and the Dream: A Narrative History of America 1932-1972".
(1958) Novel: "Beard the Lion" (aka "Cairo Intrigue").
(1968) Book: "The Arms of Krupp: The Rise and Fall of the Industrial Dynasty that Armed Germany at War".
(1992) Book: "A World Lit Only by Fire: The Medieval Mind and the Renaissance: Portrait of an Age".
(1978) Biography: "American Caesar: Douglas MacArthur 1880-1964".