Celtic Empire
Clive Cussler & Dirk Cussler
Dirk Pitt (25)
Odessa Sea
Dirk Pitt® (24)
Havana Storm
Dirk Pitt® (23)
Poseidon's Arrow
Dirk Pitt® (22)
Crescent Dawn
Dirk Pitt® (21)
Arctic Drift
Dirk Pitt® (20)
Treasure of Khan
Dirk Pitt® (19)
Black Wind
Dirk Pitt® (18)