found: His Five poems, 1968:cover (William John Watkins)
found: His Ecodeath, 1972(William Jon Watkins)
found: Biog. resource center, May 13, 2004(William Jon Watkins; b. July 19, 1942, Coaldale, Pa.; also listed as William John Watkins, b. July 19, 1942, Coaldale, Pa.)
found: His Cosmic thunder, 1996:t.p., etc. (William John Watkins)
found: Science Fiction & Fantasy writers of America website, Jan. 27, 2012(William John Watkins, active) - http://www.sfwa.org/
found: Contemporary authors online, Jan. 27, 2012(William John Watkins; American writer, b. July 19, 1942 in Coaldale, Penn.; writer of science fiction and other genres; science fiction titles include Ecodeath (1972), The God machine (1973), The centrifugal rickshaw dancer (1985), The last deathship off Antares (1989), Cosmic thunder (1996); other titles include Five poems (1968), A kind of a hole: a one-act play (1974), A fair advantage (for children; 1975), The psychic diet book (1980), Suburban wilderness (1981), Who's who in New Jersey wrestling (1981))