TWO TYPEWRITTEN LETTERS SIGNED (TLsS), two pages, dated 23 March 1961 and one page, dated 26 November 1961, both written on his Colorado Springs, Colorado stationery, from Heinlein to "Dear Harold" [Wooster], both signed "Bob," 1 TYPEWRITTEN LETTER SIGNED (TLS), one page, dated 12 July 1963, on ANALOG letterhead, from Campbell to "Dear Mr. Wooster," signed John W. Campbell, plus carbons of Wooster's letters to Heinlein and Graham DuShane, editor of SCIENCE. The correspondence relates to an article Dr. Wooster wrote on the coining of the word "xenobiology" (the study of the biology of alien life-forms) generally credited to Heinlein for use in "Star Lummox" (F&SF, May-July 1954; STAR BEAST, Scribner's 1954), which incorporates his correspondence with Heinlein, published in SCIENCE 134: 3473 (July 1961) 223-225. Harold Abbott Wooster (1919-2005) was the chief of the information sciences division of the Air Force Office of Scientific Research in the 1960s, a computer pioneer "whose decades-long career in information science influenced the development of computer technology and medical television ... He left the Air Force's scientific research office, which considered him a pioneer in the information science field, in 1970. From 1970 to 1984, Dr. Wooster worked at the National Library of Medicine's Lister Hill Center for Biomedical Communications. He supervised experiments using television to connect patients in remote areas to doctors" (Washington Post obit 3 June 2005). Dr. Wooster published a single SF story, "Y + Sin X," ASTOUNDING (September 1943). See Patterson, William H., Robert A. Heinlein, Volume 2, p. 211. The letters are in fine condition. (#155753).