. The library of American history, literature and biography .. . de a mathematical investigation of the shape of the mould-board, todetermine the form best suited for the work. He was the first to discover theimportance of straight lines from the sole to the top of the share and mould board. Colonel Randolph, Jeffersonsson-in-law, the best farmer in Virginia,invented a side-hill plow. Smith was thefirst to hitch two plows together; andAllen, by combining a number of smallplow-points in one implement, led the wayto the production of the infinite variety ofhorse-hoes, cultivators, and the like.


. The library of American history, literature and biography .. . de a mathematical investigation of the shape of the mould-board, todetermine the form best suited for the work. He was the first to discover theimportance of straight lines from the sole to the top of the share and mould board. Colonel Randolph, Jeffersonsson-in-law, the best farmer in Virginia,invented a side-hill plow. Smith was thefirst to hitch two plows together; andAllen, by combining a number of smallplow-points in one implement, led the wayto the production of the infinite variety ofhorse-hoes, cultivators, and the like. ButJethro Wood, of New York, probably didmore than any other man to perfect theCOLONIAL PLOW WITH WOODEN MOULD-BOARD, cast-iron plow, and to secure its general use in place of the cumbrous plows of theearlier days. His skill as an inventor, and his pluck as a fighter against stolidignorance and prejudice, for the advancement of sensible plowing, cost him—what they ought to have gained for him—a fortune. The use of cast-ironplows had become general by ELI WHITNEY AND THE COTTON-GIN. Whitney was a New England genius, who graduated at Yale in 1792, andwent to Georgia to teach school, living in the family of General Greenes widow,,Havine heard much of the slow andtedious work of separating the cottonfrom the seed, Whitney undertook tomake a machine for doing the work,which he did in the same year, it was introduced, the entire cot-ton crop of the country could have beengrown on a single field of two hundredacres. A good days work for a manwas cleaning four or five pounds of lint,or a bale of cotton in three gin enabled a man to do thesame work in six days. As a conse-quence of the cheaper and more rapid means of preparing it with the Whitneygin, the cotton crop of the South rose to sudden prominence. In 1800 it waseighteen million pounds; the next year, forty million. Ten years later it waseighty million pounds, which product was more than doubl


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Keywords: ., bookauthormabieham, bookcentury1900, bookdecade1900, bookyear1904