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 58
. Draw perpen-diculars from k and i throiigh y z, to k and i, make kand i the same height as e, and draw k i, and join i b,i t. The vertical projection is now complete. SOLID GEOMETRY 55 XXII. In a given sphere to inscribe a tetrahedron, ahexahedron or cube, an octahedron and a dodecahed-ron. Let… … Fig. 30. hedron, and E B the arris of the hexahedron or cube.From the centre C draw the perpendicular radius C F,and the chord F B is the arris of the octahedron. DivideB E in extreme and mean proportion in G, and B Gis the arris of the dodecahedron. The arrises beingknown, the solids can be drawn…
Carpentry
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