A history of the growth of the steam-engine (1878)
Thurston, Robert Henry, 1839-1903 · New York, D. Appleton · leaf 435
fense ; but the several classes of ships whichstill form the naval marine are all as dependent upon theirsteam-machinery as ever. It is only recently that the attempt seems to have beenmade to determine a classification of war-vessels and toplan a naval establishment which shall be likely to meet18… … MARINE ENGINES. 411 attack than was the last. The fact that the direction ofprogress in naval science and architecture is plainly perceiv-able, and that upon its study may be based a fair estimateof the character and relative distribution of several classesof vessels, seems to have been appreciated…
Steam-engines
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