Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 441
falls slightly below theend of the tube, admitting air and breakingthe siphonic action. Gravity acts proportionally on the water of bothlegs of the U during siphonage, and the point of tension is thereforeat the highest point of the bend. If the bend should be pierced at the top, air-pressure would… … Fig. 196. A CommonSiphon.
Architecture · Building · Carpentry
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