Inventors at work, with chapters on discovery (1906)
Iles, George, 1852-1942 · New York, Doubleday, Page & company · leaf 548
to be large enoughfor its heaviest duty; in many cases it is called upon for but onetenth to one fifth of its full power, with much incidental waste.At a central station only as many boilers of a group are employedat a time as may be worked to their full capacity, responding tothe demands of the… … Sturtevant Monogram exhausterand solid base heater. 474 ISOLATED PLANTS between the tin and the asbestos. In its largest size this pipe hasshown a total loss by radiation and conduction of but one part infour hundred in one mile; for the same distance the smallest pipehas suffered a loss of six per…
Inventions · Inventors
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