Part 1 of 3 in Knoxville features a Tiffany pottery vase, circa 1905; a Chinese gilt bronze Amida Buddah, circa 1550; a shoe belonging to Robert Wadlow (1918-40), who was the tallest human recorded in history; and a Chinese gilt bronze Amida Buddah, circa 1550. Also: Appalachian musical instruments are discussed at the Museum of Appalachia in Clinton, Tenn.