found: nuc88-86682: His The wooden star, 1981(hdg. on TxCM rept.: Tenn, William, 1920- ; usage: William Tenn)
found: LC data base, 11-21-89(hdg.: Klass, Philip, 1920- ; usage: William Tenn)
found: Immodest proposals, 2001:t.p. (William Tenn) inside back flap (William Tenn is the pen name of Philip Klass; b. London, 1920; began writing in 1945; Prof. Emeritus of English and Comparative Literature, Penn. State Univ.; is not the Philip J. Klass who writes about UFOs for Aviation week and Space technology)
found: New York times WWW site, Feb. 16, 2010(in obituary published Feb. 13: William Tenn; b. Philip Klass, May 9, 1920, London; immigrated with his parents to New York as a baby; d. Feb. 7, Pittsburgh, aged 89; wrote satirical science fiction at a time when few writers in the genre displayed a sense of humor)
found: Of men and monsters, 1968:title page (William Tenn)
found: Internet speculative fiction database, 9 April 2018(William Tenn; legal name: Philip Klass; born 9 May 1920 in London; died 7 February 2010; not the same person as Philip J. Klass 1919-)
found: Wikipedia, 9 April 2018(William Tenn; pseudonym of Philip Klass; 9 May 1920--7 February 2010; British born science fiction author, notable for many stories with satirical elements)
