Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 339
47. In these, each bowl is separatelywater-sealed, as the normal water-level is above the general conduitinto which the bowls di-scharere. Other forms, which receive the entire flush at one end, are water-sealed between the seat holes. The seat-openings, instead of convero--ing like flushing-rim… … d d 2) <S £) as cleanliness is concerned, the type with diverging surfaces but with-out the scouring effect of flowing water in the openings is, in operation,the practical equivalent of the flushing-rim type with convergingsurfaces. The open-trough ranges, including the jet-siphon type,have…
Architecture · Building · Carpentry
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