magnesium light for light-house purposes, and for eter, and weighing 25 tuns. Farmers, road-contractors and others will appre- The sculpture in relief has all the finish of Mexican signalizing at sea. The result of these experiments ciate the stone-lifting truck herewith engraved, for works. The… … oeneath, and two strong with the exception of the SHELDON’S STONE LIFTER. Chinese, commenced at legs or braces, C, run divided into eight intervals, four of which were de- at its present comparatively high price, by much the wheel and axle, E, one of the mechanical powers termined by the rising and…
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