A priceless, handcrafted rifle, fired throughout the American Revolution, is passed down through the years until it fires on a fateful Christmas Eve of 1994. In 1768, a gunsmith named Cornish McManus built a rifle of such accuracy that he knew he could never create another like it. He intended to treasure his masterpiece, but with a new wife to provide for, he felt pressed to sell it. Soon the rifle was helping one John Byam become a legendary sharpshooter...