11 books • 3 series
The Time Has Come
The Conspiracy III
The Conspiracy II
The Road To The Bridge (A Dangerous Emperor, #2)
The Sign of The Blood (A Dangerous Emperor Book 1, #1) (A Dangerous Emperor, #1)
The Cairo Puzzle (Puzzle, #5)
The Nuremberg Puzzle (Puzzle, Vol. 1)
The Manhattan Puzzle
The Perfect Murder: Spine-chilling short stories for long summer nights
The Jerusalem Puzzle
The Istanbul Puzzle