Inventors at work, with chapters on discovery (1906)
Iles, George, 1852-1942 · New York, Doubleday, Page & company · leaf 240
e diverse qualities according to whether the action upon it isslow or speedy. A paraffine candle protruding horizontally halfway out of a box, during a New York summer will at last pointdirectly downward, for all its brittleness. If shoemakers wax isstruck a sudden blow, it breaks into bits as…
Inventions · Inventors
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