Modern carpentry and joinery : being a compilation of the very best things and most modern and practical methods known in the arts of carpentry and joinery (1910)
Hodgson, Frederick Thomas, 1836- · Chicago : F. J. Drake & Co. · leaf 84
he line of section take any number of points,as a, c, 1), and through each of them draw a line perpendicularto y X, SOLID GEOMETRY 81 XL. To describe the section of an ellipsoid when asection through the fixed axis, and the position of theline of the required section are given. Let A B C D (Fig.… … the ellipsoid draw B D parallel to F G; bisect F G inH and draw A C perpendicular to F G; join B C, andfrom F draw F K, parallel to B C, and cutting A C pro-duced in K; and then will H K be the height of thesemi-ellipse forming the section on F G. 82 MODERN CARPENTRY Or, the section may be found by…
Carpentry
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