Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 443
ut, there is no one to suffer. But in flatbuildings, where some of the flats may bevacant for a time sufficient for an ordinaryseal to be broken while other families areliving in the house, deep-seal traps are moreessential. Fig. 201 shows what is termed a bagtrap, made to bring the inlet and… … Fig. 202. Open-Wall TrapPartly Cast. 370 PLUMBING 147
Architecture · Building · Carpentry
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