Zero Hour
Clive Cussler & Graham Brown
NUMA Files (11)
The Storm
NUMA Files (10)
Devil's Gate: A Kurt Austin Adventure
NUMA Files (9)
Ghost Ship
NUMA Files (12)
The Pharaoh's Secret: A Kurt Austin Adventure
NUMA Files (13)
Nighthawk: A Kurt Austin Adventure
NUMA Files (14)
Kirk Austin (4)
Black Sun: A Thriller
Graham Brown
Black Rain: A Thriller