Conquerors from the Darkness / Master of Life and Death

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Overview:

Title: Conquerors from the Darkness / Master of Life and Death
Author: Robert Silverberg
Year: 1979
Type: Omnibuses

Editions/Publications:

Unknown. Conquerors from the Darkness / Master of Life and Death (Unknown, Robert Silverberg, Ace Books, ISBN-10: 0441117058, $2.25, xiv+386 pages, Paperback, Omnibus)