An American Art Nouveau gilt bronze & glass "Piano Counter Balance Desk Lamp by, Tiffany Studios decorated with a yellow iridized Tiffany Favrile "damascene" glass shade a top an unusually extended " piano counter balance" gilt-bronze and acid etched base. The lamp is all original and in excellent condition. The shade is signed, "L.C.Tiffany Favrile" and the base is signed "Tiffany Studios New York 416"