Cyclops by Clive Cussler

Written in the bestselling style of Pacific Vortex! and Deep Six, and with the indestructible Dirk Pitt as its hero, this latest Cussler suspense caper features, and ingeniously connects, a maverick American colony on the Moon, a fabulous sunken treasure sought by an unscrupulous, blimp-owning financier, and two cunningly devised Soviet schemes, one to steal U.S. space secrets

Cyclops

Comic-strip specialist Cussler (Raise the Titanic!) returns with as implausible a tale as he can invent, again featuring death-proof underwater-recovery mariner Dirk Pitt. An antique blimp carrying multimillionaire publisher Raymond LeBaron is searching for the US Navy collier Cyclops, which went down in the Caribbean in 1918, when the blimp loses radio contact with land and disappears for 10 days ...