The American house-carpenter; a treatise on the art of building, and the strength of materials (1873)
Hatfield, R. G. (Robert Griffith), 1815-1879 · New York : J. Wiley · leaf 316
ards the crown. In designing theframing, the effect produced by each successive layer of stoneshould be considered. The pressure of the stones upon oneside should, by the arrangement of the struts, be counterpoisedby that of the stones upon the other side. 409.—Over a river whose stream is rapid,… … Fig. 259. blase; such a centre is shown at Fig. 259. In laying the stonesfr*om the base up to a and c, the pieces, b d and b d, act as tiesto prevent any rising at 5. After this, while the stones arebeing laid from a and from c to 5, they act as struts: the piece,fg, is added for additional…
Carpentry · Architecture
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