Howard, Robert E. 1906-1936. Conan the usurper / [electronic resource] Robert E. Howard and L. Sprague de Camp. - New York : Lancer Books, 1967. - 256 p. : map ; 18 cm. - Lancer books ; 73-599 . Subjects--Topical Terms: Conan (Fictitious character)--Fiction. LC Class. No.: PZ2001.H851 / C736