Knight's American mechanical dictionary : a description of tools, instruments, machines, processes and engineering, history of inventions, general technological vocabulary ; and digest of mechanical appliances in science and the arts . crease its manageability ; and colters or sharessubstituted for straight teeth, thus increasing itsefficiency. Harrows are made with the various modificationsmentioned, and others might be cited, but still theyare called harrows by their makers, setting classifi-cation at defiance. These hybrids are useful andefficient tools, many of them, b\it it is not easy to


Knight's American mechanical dictionary : a description of tools, instruments, machines, processes and engineering, history of inventions, general technological vocabulary ; and digest of mechanical appliances in science and the arts . crease its manageability ; and colters or sharessubstituted for straight teeth, thus increasing itsefficiency. Harrows are made with the various modificationsmentioned, and others might be cited, but still theyare called harrows by their makers, setting classifi-cation at defiance. These hybrids are useful andefficient tools, many of them, b\it it is not easy togive them a local habitation or a name in aclassified digest of machines. Two notices of the harrow are found in the .lob is the inciuiry, Will he [the unicorn]harrow the valleys after thee ? The word is said by some Hebraists to be a mis- HARROW. 1067 HARROW. nomer ; a seed-covering tool is referred to, drawn byanimal power, and may have been a plow. Theirthrashing drag would have made a tolerable was a frame of boards, studded with spikes. SeeThk.\.shing. Tlie other reference to the harrow occurs in tlieaccount of tlie cruelty practiced by David upon themen of Kabbah, 1033 b. c. : He cut them withFig. Harr&ws. sawfi, and with harrows of iron, and with axes.(1 Chron. xx. 3.) The parallel in 2 Samuelxii. 31 states that he put them under \vs amiharrows, etc. Adam Clarke dis|nites the render-ing, and declares that the original means he madeslaves of them, putting them to work with saws,harrows, and axes. Qtcicii sabe. Although the images of Osiris are represented witli a plow in each hand (a. Fig. 2412), and somethinglike a harrow hanging by a cord over tlie left shoul-der, still the liarrow does not appear to liave been inoidinary use in ancient Egyjit. In tlie elaboratesepulchral paintings, tlie various oiierations of hus-bandry are carefully depicteil, and these show thatthe clods were broken by hoes, and the seed wascovered by hoes, plows


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