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Journal of the Association of Engineering Societies (1881)
Association of Engineering Societies (U.S.) · New York, [etc.] Board of Managers · leaf 251
THE STRENGTH OF SEWER PIPE. 209 … /v^yvwvi^wtyvv 'WW* /v&QQ&M*w*&yv& 4o- /vvHyv^^w Jo- dyiyj/wvywQ 1 6Engineering
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
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