Necromancer (novel)
Necromancer is a science fiction novel written by Gordon R. Dickson in 1962. It was alternatively titled No Room for Man between 1963 and 1974 before reverting to its original title. It is the retroactive prequel to his earlier novel Dorsai.
Read more about Necromancer (novel): Plot, Major Characters, Themes, Necromancer's Place in Dickson's Childe Cycle