Part 1 of 3 in Bismarck, N.D., features a collection from the USS Squalus submarine, which sank in 1939; a Torino lamp that was purchased for $25 and is valued at $1500 to $2500; and two Tlingit Shamanic masks that are worth $250,000. Also: the books of Elizabeth Custer are discussed during a visit to Fort Abraham Lincoln State Park.