Download or read book Sleeper Agent written by Ann Hagedorn and published by Simon and Schuster. This book was released on 2021-07-20 with total page 272 pages. Available in PDF, EPUB and Kindle. Book excerpt: "The little-known story of a spy on the atom-bomb project in World War II who had top security clearance. American born, Soviet trained, he was never even suspected until after his information was in Soviet hands and he was safe in the USSR"--