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Scientific American, Vol. 71, No. 6 (August 1894) (1894)

leaf 4

An illustration from Scientific American, Vol. 71, No. 6 (August 1894), 1894, leaf 4
on of the earth as if from After sorting the material is scraped. The scraper con- passing over and under the outside cord, which is the surface of the moon. M. Trouve, the electrician, sists of a circular revolving cylinder nineteen inches in drawn taut, securing the whisks and giving shape and… … the seeds against the revolving cylinder, MANUFACTURE OF WHISK BROOMS. the teeth of which, traveling at the rate of 350 revolutions per miinute, tear the morning of the 27th, or less than twelve days. As sizes. The ends are then sheared and curried to free through the material, scraping off the…

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