In September of 1864, a gang of Confederate irregulars stormed a Union train and made off with half a ton of gold which they buried somewhere in Asheville, North Carolina. Late in the winter of that year, Corporal James Donaldson Walker, one of the few surviving robbers, was captured by Union soldiers and was sent to Ship Island, a prisoner of war camp about twelve miles off the coast of Mississippi. The pure white sand of the island's beach as...