found: Apes on a tissue paper bridge, 1963.
found: CA online, Feb. 26, 2001(Robert P. Davis, b. Oct. 8, 1929)
found: Social security death index, Feb. 6, 2018:(Robert P. Davis, b. Oct. 8, 1929; d. Nov. 7, 2005)
found: Wikipedia, January 10, 2023(Robert P. Davis (October 8, 1929 - November 7, 2005) was an American author, screenwriter, and film director whose works are primarily centered on aviation. Books: The Pilot (New York: Morrow, 1976) ; Cat Five (New York: Pocket Books, 1977) ; Control Tower (New York: Putnam's, 1980) ; The Glass Cockpit (1991))