Tiffany Studios 16" Colonial Bronze & Leaded Favrile Glass Table Lamp on Urn Base. 16" green favrile shade is signed Tiffany Studios New York, 1901 and is in excellent condition. Urn base is signed Tiffany Studios New York 181 and is in excellent condition with very good color and patina. 1 cracked panel, 3 replaced panels. Estimated Value $8,000-12,000.