Hatfield, Robert Griffith, 1815-1879. [from old catalog] · New York & London, Wiley and Putnam · leaf 243
ss hy which the direction ofthe butt-joint is obtained in Art. 380. Mr. Nicholson, in hisCarpenters Guide, has given the joint a different direction tothat here shown; he radiates it towards the centre of the cylin-der. This is erroneous—as can be shown by the followingoperation: In Fig. 280,… … Fig. 280. 382. Bisect r t, part of an ordinate from the centre of the plan,and through the middle, draw c b, at right angles to g v ; fromb and c, draw c d and b e, at right angles to s u ; from d and e,draw lines radiating towards the centre of the plan: then d oand e m will be the direction of…
Carpentry · Architecture
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