e expedition of any work of its length, it becomes a simple lever, with each tog- in weight need not be higher than i0 tons with a diam- made on board.: While any endeavors made to pre- eter of 4 meters (13.12 feet). The apparatus will gle set alternately acting as a fulcrum. The motion vent or to… … Place, this eity. The com- tires instead of canvas.
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