Machine That Saved The World

They were broadcasts from nowhere - sinister emanations flooding in from space - smashing any receiver that picked them up. What possible defence could Earth devise against science such as this?

• | Author: Murray Leinster
• | Publisher: Createspace Independent Publishing Platform
• | Publication Date: May 10, 2018
• | Number of Pages: 46 pages
• | Language: English
• | Binding: Paperback
• | ISBN-10: 1718812604
• | ISBN-13: 9781718812604