E. Phillips Oppenheim 's Books
A very well recieved series by E. Phillips Oppenheim are the books, featuring tropes. The most popular books are The World's Great Snare, Mr. Marx's Secret, The Zeppelin's Passenger, The Avenger, The Vanished Messenger, Havoc, The Wicked Marquis, The Yellow Crayon, The Malefactor, The Illustrious Prince, The Hillman, Jeanne of the Marshes, The Yellow House; Master of Men, Stolen Idols, Jacob's Ladder, Mysterious Mr. Sabin, The Great Impersonation, The Spy Paramount, 21 Greatest Spy Thrillers in One Premium Edition (Mystery & Espionage Series), which was published in 2022.
The World's Great Snare
Mr. Marx's Secret
The Zeppelin's Passenger
The Avenger
The Vanished Messenger
Havoc
The Wicked Marquis
The Yellow Crayon
The Malefactor
The Illustrious Prince
The Hillman
Jeanne of the Marshes
The Yellow House; Master of Men
Stolen Idols
Jacob's Ladder
Mysterious Mr. Sabin
The Great Impersonation
The Spy Paramount
21 Greatest Spy Thrillers in One Premium Edition (Mystery & Espionage Series)