A catechism of the steam engine and its various applications to mines, mills, steam navigation, railways, and agriculture (1876)
Bourne, John, civil engineer. [from old catalog] · New York, D. Appleton and company · leaf 70
ngines are of two kinds,—paddle engines andscrew engines. In the one case the propelling instrument ispaddle wheels kept in rotation at each side of the ship : in theother case, the propelling instrument is a screw, consisting oftwo or more twisted vanes, revolving beneath the water at thestern. Of… … 56 THE GORGON ENGINE. ing engine (fig. 27), besides numerous otiier forms of enginewMcli are less known or employed, such as the trunk (fig. 22),double cylinder (fig. 23), annular, Gorgon (fig. 24), steeple(fig. 25), and many others. The side lever engine, howevej^ Fig. 24.
Steam engineering · Steam-engines
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