Hard back in very good condition

The twentieth of Clive Cussler's best selling Dirk Pitt novels, Arctic Drift is a white-knuckle ride of a novel that you won't want to put down! A foundered Victorian ship looking for the fabled Northwest Passage holds a secret in its icy grave...When Dirk Pitt of "National Underwater and Marine Agency" (NUMA) is almost blown to pieces in a lab explosion, he suspects sabotage. The lab in question belongs to a scientist hoping to use a rare mineral to combat greenhouse gases - but who would want to destroy our one chance to save the planet?