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 Count
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
The Betrayal
Mysterious Mr. Sabin
The Colossus of Arcadia
