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 42
ion) cut-ting it, by which it is truncated, to find the projectionof the section. First when the intersecting plane is perpendicularto the horizontal plane (Fig. 19), the plane cuts the SOLID GEOMETRY 39 base in two points e f, of which the vertical projec-tions are e and f; and the arris B d is… … When the intersecting plane is perpendicular to thevertical plane, as e f in Fig. 20, the horizontal projec-tions of the three points egf have to be found. Thepoint g in this case may be obtained in several ways.First by drawing G g h through g, then through hdrawing a perpendicular to the base,…
Carpentry
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