SF Encyclopedia Picture Gallery
Robert Silverberg. Conquerors from the Darkness; And, Master of Life and Death (New York: Ace Books, 1979) [omni of the two short novels: pb/uncredited]
From the collection of Roger Robinson
Robert Silverberg. Conquerors from the Darkness; And, Master of Life and Death (New York: Ace Books, 1979) [omni of the two short novels: pb/uncredited]
From the collection of Roger Robinson