The Civil engineer and architect's journal, scientific and railway gazette (1839)
London : [William Laxton] · leaf 246
umping En-gine, in Part Itl, page 165, of your Journal, and seeing it therestated that an advantage is gained, partly by the construction ofthe pump-valves, and partly by the use of a new kind of pump,lately registered by Mr. Thompson, Messrs. Simpsons manager,we are led to believe that the public… … Section of the Valve. We were aware that the principle of this pump had been con-•idered to be the invention of Trevithick, but the arrangement of a bucket and plunger working in one cylinder we thought to benevv at the time we used them. In this it appears we were wrong.
Architecture · Civil engineering · Science
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