Exercises in wood-working, with a short treatise on wood; (1890)
Sickels, Ivin. [from old catalog] · New York, D. Appeton and company · leaf 65
a vertical line drawn from the nearest end of the recedingone, and from the upper end of the length thus obtained an obliqueline at an angle of 30° is let fall ; where it intersects the 45° line isthe shortened length, as shown in Fig. 6. Fig. 7, a, b, and c show the elevations and plan of a…
Woodwork (Manual training) · Wood
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