A descriptive and historical account of hydraulic and other machines for raising water (1842)
Ewbank, Thomas · Tilt & Bogue · leaf 367
Chap . 8 . ] Steam Fire - Engine . 347 . “ C the boiler , constructed on the principle of the ordinary locomotive boiler , and containing 27 tubes of 1J inch diameter . The top of the steam - chamber and the horizontal part of the boiler should be covered with wood , to prevent the radiation of… … d ' a box attached to end of boiler , inclosing the exit of the tubes . The hot air from the tubes received by this box is passed off through smoke pipe d " , which is carried through D D , making a half spiral turn round the air vessel in the form of a serpent . c 4 , iron brackets riveted to the…
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