Doc Savage: Empire of Doom, Paperback/Kenneth Robeson
Kenneth Robeson
Doc Savage: The War Makers, Paperback/Kenneth Robeson
Doc Savage: Death's Dark Domain, Paperback/Kenneth Robeson
Doc Savage: Horror in Gold, Paperback/Kenneth Robeson
Doc Savage: Mr. Calamity, Paperback/Kenneth Robeson
Doc Savage: The Desert Demons, Paperback/Kenneth Robeson