Camouflage, by Joe Haldeman (autographed)
CAMOUFLAGE novel, 2004, Ace Books, hardcover first edition. It won the James Tiptree, Jr. Award in 2004 and the Nebula Award for Best Novel in 2005.
The artifact is found seven miles below the surface of the sea and beneath forty more feet of sand. The Navy’s efforts to raise a wrecked submarine u