17 - Pair Early 20th Century Quezal Opalescent Art Glass Shades with Gilt Threading. Signed Quezal on Each Shade. Very Good Condition. Measures 5-1/4 Inches Tall, 5-1/8 Inches Diameter at the Large Opening and 2-7/8 Inches Diameter Smaller Side Opening. The Shades Vary 1/8 Inch. Shipping $40.00 (estimate $400-$600)