VINTAGE Stewart Abelman Art Glass Pink Blue Gold Mushroom Signed 1997 Posted June 6, 2023 by admin vintage. VINTAGE Stewart Abelman Art Glass Pink Blue Gold Mushroom Signed 1997. In EXCELLENT condition with a feathered and swirled iridescent glass design. Signed on the bottom as shown in photos. Measures approx 3″ high x 2.5″ wide.