March 2010 OR: Norwood Press  Limited Numbered Edition, hand signed by Clive Cussler and Jack DuBrul. Numbered editions are numbered 1-98, have custom 3/4 marbled boards in a matching slip-case and are stamped in gold.

Author Signed UK Hardcover Book.  March 2010 NY: Michael Joseph  First UK edition, first printing, mint, new/unread in a flawless dust jacket, signed by both authors.  Each dust jacket is protected in an acid-free archival quality acetate cover.

March 2010 OR: Norwood Press  Limited Lettered Edition, hand signed by Clive Cussler and Jack DuBrul. Lettered editions are lettered A-ZZ and come in a fully marbled slip-case with custom boards and end papers, stamped in platinum.  (Lettered editions are by subscription with future placement guaranteed).