Inventors at work, with chapters on discovery (1906)
Iles, George, 1852-1942 · New York, Doubleday, Page & company · leaf 435
ds alike in form. Cones, therefore,which have an angle of let us say fifteen degrees at the apex,vary in contents as the cube of their heights. Cones usually arelooked at as they rest on their bases; it is worth while to considerthem reversed, pointing downward. An inverted cone, duly sup-ported on… … CffViCt^Q 0. Ctrrta^A ^ 7-
Inventions · Inventors
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
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