Sewage Disposal Works, by W. C. Easdale 56735 [Subtitle: Their Design and Construction] [Link: http://www.gutenberg.org/5/6/7/3/56735 ] [Files: 56735-0.txt; 56735-h.htm] Thanks to Chris Curnow, Brian Wilcox and the Online Distributed Proofreading Team at http://www.pgdp.net (This file was produced from images generously made available by The Internet Archive) David