The American house carpenter. A treatise on the art of building. Comprising styles of architecture, strength of materials, and the theory and practice of the construction of floors, framed girders, roof trusses, rolled-iron beams, tubular-iron girders, cast-iron girders, stairs, doors, windows, mouldings, and cornices; together with a compend of mathematics. A manual for the practical use of architects, carpenters, stair-builders, and others (1880)
Hatfield, R. G. (Robert Griffith), 1815-1879, Hatfield, O. P., ed · New York, J. Wiley & sons · leaf 274
Fig. 118. Fig. iig. Fig. 120. the abuttinsf surface on the end of a strut should be atright angles to the direction of the pressure ; as at the jointshown in Fig. 118 for the foot of a rafter (see Art. 86), in Fig.119 for the head of a rafter, and in Fig. 120 for the foot of astrut or brace. The…
Carpentry · Architecture · Building
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