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 49
ing with less ease to the blast, admits of the distention of the width, and a flattened bottleis formed, Fig. 2169. As soon as the proper width is attained, the pipe is quickly inverted, so thatthe ball is undermost, and an incessant swinging motion is then kept up with a constant blast. Fur-ther… … 2161.
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