Colorless non-lead glass, silver metal, brown wood; lampworked glass, hand worked metal. Horizontal, cylindrical hollow tube which has secondary tubes extending upwards at right angles to the body at each end, each secondary tube cape with a metal cap and projecting look, held in place with plaster; a glass tube with a vertical wire extends down from the cap and ends in a circular glass and metal plate at right angles to the main tube. Within the central tube is a rectangular frame of glass tubing on which rests a metal flywheel which revolves and propels itself back and forth along the glass frame. The ends of the main tube come to a point and are tooled shut. (b) The tube rests on a wooden stand with a base and two vertical sides which have a V-shaped cut to hold the tube.