George Barton, "The World's Greatest Military Spies and Secret Service Agents"
English | ISBN: 1985770377 | 2018 | 228 pages | EPUB | 654 KB
English | ISBN: 1985770377 | 2018 | 228 pages | EPUB | 654 KB
The World's Greatest Military Spies and Secret Service Agents is a fascinating look at cover ops. It was written in 1917.