Small engines and boilers; a manual of concise and specific directions for the construction of small steam engines and boilers of modern types ... for amateurs and others interested in such work (1899)
Watson, Egbert P. (Egbert Pomeroy) · New York, D. Van Nostrand company · leaf 121
its dimensions. These last are, we will say, 16inches long by 12 inches diameter, the same asthe vertical boiler; but the effective heating sur-face is the bottom and the internal flue, altogetheronly 408 square inches, or a little less than 3square feet. This would amount to nothing atall for… … Fig. 31. A horizontal water-tube boiler is another affair,and, in the same space as the horizontal boilerjust described, will give a great deal of power. SMALL ENGINES AND BOILERS. IO5
Steam-engines
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