Identifier: treatiseonmarine00grif (find matches)
Title: Treatise on marine and naval architecture, or, Theory and practice blended in ship building. Illustrated with more than 50 engravings
Year: 1852 (1850s)
Authors: Griffiths, John W. (John Willis), 1809-1882
Subjects: Naval architecture
Publisher: New York : D. Appleton
Contributing Library: University of California Libraries
Digitizing Sponsor: Internet Archive

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les, but of late years the prac-tice has grown obsolete, and the hawse-holes come between the cheeks, andthe improved appearance is quitemanifest. It may not be out of place to showthe only correct way to side cheekknees, although it may be thought bysome that this operation is so generallyunderstood, that it would be entirelysuperfluous; we, however, think quitedifferently. There are very few, evenamong those who do little else besides setheads and sterns, who can side a cheekknee properly, and we have seen headsgreatly depreciated in their appear-ance, in consequence of a discrepancyin this particular. It must be quiteapparent, that whatever of the kneesextends beyond the wood ends towanthe stern, should be of the same sizeas that at the wood ends; and that onthe sharp vessel, if the after end of theknee or the end of the body extends and curiosity or quest of knowledge j farther aft than the corner at the woodhas often attracted men on board of ends, it should be sided by the upper
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HOWLAND SC ■ MARINE AND NAVAL ARCHITECTURE 393 edge of the mould, because the lowerside is continued parallel on the bow;most persons continue the mould nofarther than the corner, when theymould the arm, or the part that comesagainst the cut-water, and then obtaina spot through the throat, wind-ing out the rest of the face by thisspot. This is manifestly wrong, as willappear upon a moments reflection.Who can tell at what angle this spotmust be obtained in the throat ? Ifthe cheek knee be out square, which itundoubtedly would, let the mould ex-tend beyond the corner at the woodends, and as much farther as will bringthe end of the mould and the end ofthe body of the knee on the bow in aline square from the arm against thecut-water ; this of course comprehendsa square knee, and then the secret isall out; let the spots be put on parallelto this line, or put a spot on the kneethat shall be parallel to this line, andat the same time having one edge ofthe straight edge on the mould whenthe

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