The American house-carpenter; a treatise upon architecture, cornices and mouldings, framing, doors, windows, and stairs. Together with the most important principles of practical geometry (1852)
Hatfield, R. G. (Robert Griffith), 1815-1879 · New York : J. Wiley · leaf 245
ich the direction ofthe butt-joint is obtained in Art. 380. Mr. Nicholson, in hisCarpenters Guide, has given the joint a different direction to•that 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, a rj i is… … r Fig. 230. } 382. Bisect r /, 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 rf and 6 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…
Carpentry · Architecture
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