Books about Spy stories (sorted alphabetically)
- Great Impersonation E. Phillips Oppenheim
- Greenmantle John Buchan
- Greenmantle John Buchan
- Havoc E. Phillips Oppenheim
- Henry Horn's X-Ray Eye Glasses Dwight V. Swain
- Her Majesty's Minister William Le Queux
- Her Royal Highness: A Romance of the Chancelleries of Europe William Le Queux
- House of Spies Warwick Deeping
- Incomplete Theft Randall Garrett and Robert Silverberg
- Inside Earth Poul Anderson
- Inside the Lines Earl Derr Biggers and Robert Welles Ritchie
- I Spy Natalie Sumner Lincoln
- Keisarin kynttilänjalat (Finnish) Baroness Emmuska Orczy Orczy
- Kim Rudyard Kipling
- Kim Rudyard Kipling
- Kim: Koko maailman pikku ystävä (Finnish) Rudyard Kipling
- Kingdom of the Blind E. Phillips Oppenheim
- Lost Ambassador; Or, The Search For The Missing Delora E. Phillips Oppenheim
- Lost Despatch Natalie Sumner Lincoln
- Lucky, the Boy Scout Elmer Sherwood
- Maker of History E. Phillips Oppenheim
- Man Without a Memory Arthur W. Marchmont
- Man with the Clubfoot Valentine Williams
- Men Who Wrought Ridgwell Cullum
- Messenger Elizabeth Robins