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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

An illustration from 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, leaf 245
the direction ofthe butt-joint is obtained in Art. 380. Mr. Nicholson, in hisCarpenter^s 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, a r j ils, the… … Fig. iSO. 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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