The invisible master

This edition had all images removed. Title: The invisible master Original Publication: United States: Techni-Craft Publishing Corporation, 1930. Series Title: Produced from Scientific Detective Monthly April 1930. Credits: Greg Weeks, Mary Meehan and the Online Distributed Proofreading Team at http://www.pgdp.net Summary: "The Invisible Master" by Edmond Hamilton is a science fiction novel written in the early 20th century. At its core, the story revolves around the intriguing concept...