1976, patinated brass or bronze and cut glass, trumpet form stand and frame holds a glass disc with concave cuts for optical illusions, both signed and dated to lower glass edge, the tallest numbered 39/50 to underside (14 in.), the smaller numbered 47/50 to the underside (11 in.).

From the Collection of Mr. Ivan Remnitz, Caracas, Venezuela and Pittsboro, North Carolina

Some rubbing and a few areas of verdigris to patina.