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 194
Fig. 226. 314.—Fig. 227 exhibits a wooden bridge without a tie-beam.Where staunch buttresses can be obtained, this method may berecommended; but if there is any doubt of their stability, it FRAMING. 177 … Fig. 227. should not be attempted, as it is evident that such a system offraming is capable of a tremendous lateral thrust.
Carpentry · Architecture
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