Shadow Double Novel Volume 127 Silent Death & Charg Monster

"The Master of Darkness battles fantastic science fiction threats in two outstanding pulp novels by Walter. B. Gibson. First, as he tracks the scientific mastermind behind a deadly plague, The Shadow becomes the target of 'The Silent Death.' Then, the Dark Avenger follows a trail of brutal killings as he closes in on the sinister sanctum of 'Charg, Monster' in a thrill-a-minute pulp classic!"