(from the article `building construction`) ...in the 1860s. Permanent plumbing fixtures appeared in buildings with water supply and drainage, replacing portable basins, buckets, and chamber ... English Elizabethan courtier, translator, author, and wit who also invented the flush toilet....water-carrying pipes and other materials used in... Found on http://www.britannica.com/eb/a-z/w/13
Wa'ter-clos`et noun A privy; especially, a privy furnished with a contrivance for introducing a stream of water to cleanse it. Found on http://www.encyclo.co.uk/webster/W/15