Clive Cussler The sea wolves

As New England swelters in the summer of 1914, Detective Isaac Bell is asked to investigate a cache of missing rifles-only to discover something much more sinister. Whoever broke into this Winchester Factory wasn't looking to take weapons, they wanted to leave something in the shipping crates: a radio transmitter, set to summon a fleet of dreaded German U-boats. Someone is trying to keep American supplies from reaching British shores, and if Bell...