Covert Warriors
William E. Butterworth IV & W.E.B. Griffin
The Presidential Agent (7)
Three at Wolfe's Door
Rex Stout
Nero Wolfe (33)
Treasure of Khan
Clive Cussler & Dirk Cussler
Dirk Pitt (19)
The Final Storm
Mack Maloney
Wingman (6)
Sleeping Giants
Sylvain Neuvel
Themis Files (1)