MASTER SIMPLE MACHINE STATION
Educational science equipment used for student learning of simple machine principles, consisting of an inclined plane with wood car, wheel and axle, lever arm and pulley system with wood/plastic frame to support each substation, associated weights, force spring scales, distance measuring aid for calculating work, mechanical advantage and efficiency and instruction manuals sold as a unit therewith
Cancelled · January 31, 2003 · 78209428 ·