 He also wrote "Gateway to Doom" (1983) from Tom Swift III, and "The Microbots" (1992) and "Mutant Beach" (1992), part of the Tom Swift IV series of books under the house pen name, Victor Appleton; as well as writing numerous westerns under the pen names Karl Lassiter and Jackson Lowry.He also wrote in the mid-1970s for Book Creations, Inc., under house pseudonym Paul Kenyon for "The Baroness" series, but the book was canceled before publication.Similar work includes eight novels written for the Nick Carter adventure series, the novel "Sea Fire" under the name Cliff Garnett, more than 100 novels written for a major western series, plus eight novels written for another western series that was less enduring.