Rare Attr: Steuben Artglass Shade. This rare artglass shade has a conical form with a scalloped rim and flanged domical top; cased amber iridescent glass over white opaque iridescent glass and decorated on the exterior with a silvered iridescent pulled leaf and vine patter; unsigned and in excellent condition with no breaks, cracks or chips to the rim or fitter edge. A very rare form, color and design. 4.25 in. high x 4 in. dia.