Specifications for practical architecture; a guide to the architect, engineer, surveyor, and builder, with an essay on the structure and science of modern buildings (1886)
Rogers, Frederick, Bartholomew, Alfred, 1801-1845 · London, C. Lockwood and co. · leaf 72
strain ope-rates obliquely upon a principal-rafter by a purlin being set uponit without a strut beneath it in order to prevent deflexure. The third mode wherein materials are affected by gravity,viz., by tension, in general causes less injury to buildings thaneither of the other operations of… … Cross Strain. Fig. 6- Tension. *J=
Architecture · Buildings · Architecture -- Great Britain
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