Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 435
Fig. 178. Double Y-Branch. Fig. 179. San-itary Tee. Fig. 180. Double San-itary Tee. cast-iron drainage fittings for use with wrought pipe. Omitting thepitched ells and tees for regular fall, 5f degrees is the most obtusefitting regularly made. The return bend for cast soil-pipe is represented by…
Architecture · Building · Carpentry
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