Books about Spy stories (sorted by popularity)
- Spies of the Kaiser: Plotting the Downfall of England William Le Queux 83 downloads
- Brain Twister Randall Garrett and Laurence M. Janifer 82 downloads
- First on the Moon Jeff Sutton 81 downloads
- That Sweet Little Old Lady Randall Garrett and Laurence M. Janifer 78 downloads
- The Spy: Condensed for use in schools James Fenimore Cooper 78 downloads
- The Incomplete Theft Randall Garrett and Robert Silverberg 77 downloads
- The Double Spy Dan T. Moore 75 downloads
- The Girl and the Bill Bannister Merwin 73 downloads
- The Wireless Officer Percy F. Westerman 64 downloads
- Dave Dawson with the R.A.F. Robert Sidney Bowen 64 downloads
- Sant of the Secret Service: Some Revelations of Spies and Spying William Le Queux 63 downloads
- The Foreign Hand Tie Randall Garrett 63 downloads
- Over There with the Canadians at Vimy Ridge G. Harvey Ralphson 63 downloads
- The Men Who Wrought Ridgwell Cullum 63 downloads
- I Spy Natalie Sumner Lincoln 62 downloads
- The Messenger Elizabeth Robins 62 downloads
- The Lost Ambassador; Or, The Search For The Missing Delora E. Phillips Oppenheim 61 downloads
- Havoc E. Phillips Oppenheim 59 downloads
- Affair in Araby Talbot Mundy 58 downloads
- The silent invaders Robert Silverberg 58 downloads
- The Sinister Invasion Edmond Hamilton 56 downloads
- The emperor's candlesticks Baroness Emmuska Orczy Orczy 55 downloads
- The Cool War Andrew Fetler 55 downloads
- Okewood of the Secret Service Valentine Williams 55 downloads
- The Passion for Life Joseph Hocking 54 downloads