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PHOSPHOR-BRONZE AND ITS APPLICATIONS.

By ALEXANDER DICK. A series of valuable tests, showing the superiority

of Phosphor-bronze over ordinary bronze. Old bronze and new compared.

Phosphor-bronze under oft-repeated strains; also its adaptability to

frictional purposes. Contained in SCIENTIFIC AMERICAN SUPPLEMENT No. 79.

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Scientific American, Vol. XXXVII.—No. 2. [New Series.], July 14, 1877 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures · 第 212 / 213 题