Jack Du Brul

The Philip Mercer series of books began in 1998 with Vulcan’s Forge and Jack released a new Philip Mercer novel annually up until 2003. However Jack Du Brul started writing the Oregon Files with Clive Cussler taking the place of Craig Dirgo who had written the first 2 novels in the Oregon Files series of books. The Oregon is a ship called Oregon which was actually created in an old Dirk Pitt book back in 1997.