Showing how the crankshaft of the Superb Four drives the overhead camshaft through bevel gears and a vertical shaft at the front of the engine. At the bottom of the vertical shaft will be seen the two gear wheels of the oil pressure pump. Behind the flywheel and the double cone clutch is the skew gear, driving the countershaft three-speed gear.

Olympia Show, The Motor Cycle, December 2nd 1920.