A descriptive and historical account of hydraulic and other machines for raising water (1850)
Ewbank, Thomas, 1792-1870 · New York, Bangs, Platt, & Co. · leaf 512
488 Draft of Chimneys— Ventilation of Ships. [Book V. … No. 215. chapter. 2. Increasing the draft of chimneys, as well as preventing themfrom smoking. Instead of the old fashioned caps of clay or the moveable ones of iron, let them be made in the form ofthe annexed figure, and either of sheet iron orcopper. A short pipe should be fixed on thechimney,…
Pumping machinery
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