Appletons' cyclopaedia of applied mechanics: a dictionary of mechanical engineering and the mechanical arts (1880)
D. Appleton and Company, Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 153
is continually wet, it exposes considerable evaporating surface. At thesame time a continuous stream of water is forced through the hollow spiral, parting with some of itsheat under the influence of the external evaporation and radiation, which is intensified by the addi-tion of a ventilator. The… … ceeds 65 miles an hour, outstripping (paradoxical as it may seem) the wind which impels it, exceptwhen the breeze is directly astern. The following description refers to the Whiff, which was exhibited at the Centennial Expositionby her owner, Mr. Irving Grinnell: The Whiff, of which full detailed…
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