med of a circular plate corru- secured to two wheels, 6 b, on the shaft, C, at not be so injurious to the eyes as it is at pres- gated radially ; it is a little below the top- suitable distances apart. A wire screen, c, is ent. He says:—‘‘The great flare which is plate, d, of a cylinder, E, (Fig.… … to spin on the point of a needle. To perform series of cast metal rings, a’, the inner sur- The grain to be cleaned passes into the lower this experiment, procure a bottle, cork it, and INVENTORS, MANUFACTURERS, faces of which are grooved vertically as seen portion of the spout, I, and hopper, f,…
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