Get in the action with some old school spy thrillers and true secret service stories:
Introduction:
The World's Greatest Military Spies and Secret Service Agents (George Barton)
My Adventures as a Spy (Robert Baden-Powell)
Novels:
Robert W. Chambers
In Secret
The Dark Star
The Slayer of Souls
The Flaming Jewel
John Buchan:
The 39 Steps
Greenmantle
Mr Standfast
The Three Hostages
The Island of Sheep
The Courts of the Morning
The Green Wildebeest
Huntingtower
Castle Gay
The House of the Four Winds
The Power-House
John Macnab
The Dancing Floor
The Gap in the Curtain
Sick Heart River
Sing a Song of Sixpence
E. Phillips Oppenheim:
The Spy Paramount
The Great Impersonation
Last Train Out
The Double Traitor
Havoc
The Spymaster
Ambrose Lavendale, Diplomat
The Vanished Messenger
The Dumb Gods Speak
The Pawns Court
The Box With Broken Seals
The Great Prince Shan
The Devil's Paw
The Bird of Paradise
The Zeppelin's Passenger
The Kingdom of the Blind
The Illustrious Prince
The Lost Ambassador
Mysterious Mr. Sabin
The Betrayal
The Colossus of Arcadia
Erskine Childers:
The Riddle of the Sands
Joseph Conrad:
The Secret Agent
John R. Coryell:
The Great Spy System
William Le Queux:
The Great War in England in 1897
The Invasion of 1910
Whoso Findeth a Wife
Of Royal Blood
Her Majesty's Minister
The Under-Secretary
The Czar's Spy
Spies of the Kaiser
The Price of Power
Her Royal Highness
At the Sign of the Sword
Number 70, Berlin
The Way to Win
The Zeppelin Destroyer
Sant of the Secret Service
Fred M. White:
The Romance of the Secret Service Fund
By Woman's Wit
The Mazaroff Rifle
In the Express
The Almedi Concession
The Other Side of the Chess-Board
Three of Them
James Fenimore Cooper:
The Spy: A Tale of the Neutral Ground
Arthur Conan Doyle:
His Last Bow
Talbot Mundy:
Jimgrim and Allah's Peace
The Iblis at Ludd
The Seventeen Thieves of El-Kalil
The Lion of Petra
The Woman Ayisha
The Lost Trooper
Affair in Araby
A Secret Society
Moses and Mrs. Aintree
The Mystery of Khufu's Tomb…