Sapper 's Books
Jim Brent
John Walters
Final Count
The Black Gang
Mufti
Buldog Drummond At Bay
Female of the Species
Temple Tower
Finger of Fate
The Dinner Club
Island of Terror
The Third Round
The Return Of Bulldog Drummond
Bulldog Drummond
Challenge
Knock Out
Ask For Ronald Standish
A very well recieved series by Sapper are the books, featuring tropes. The most popular books are Jim Brent, John Walters, Final Count, The Black Gang, Mufti, Buldog Drummond At Bay, Female of the Species, Temple Tower, Finger of Fate, The Dinner Club, Island of Terror, The Third Round, The Return Of Bulldog Drummond, Bulldog Drummond, Challenge, Knock Out, Ask For Ronald Standish, which was published in 2022.