ASP 65 .65 Cubic Inch Model Airplane Engine Converted To Stationary Engine With Spark Ignition	ASP 65	ASP 65 Rocker Arm Detail
Enya .60 Another Model Airplane Engine Conversion		Gear Pump Demonstration Model Made In Block Of Clear Plexiglass
Compressed Air Engine Double Acting Slide Valve Ball Bearings Throughout	Compressed Air Engine Marine Type Twin Cylinder Double Acting Rotating Valves	Rotary Valve Details Twin Cylinder Compressed Air Engine
		Magneto For A Montgomery Ward Hummer Model E-2 Engine