- Author
- George, R. L.
- Title
- History of Plumbing. Part 1. Learning From Past Experiences.
- Coporate
- Smith Group Inc. Architects, Engineers, Detroit, MI
- Journal
- Plumbing Engineer, Vol. 29, No. 3, 45-46,48,50,52, March 2001
- Keywords
- plumbing | pipes
- Identifiers
- ancient plumbing; "Dark Ages"; estimated population of Europe, 1000 to 1352