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Scientific American, Vol. 63, No. 13 (September 1890) (1890)

leaf 7

An illustration from Scientific American, Vol. 63, No. 13 (September 1890), 1890, leaf 7
an elabor- culiar, and the metal is treated in such a manner as to ing the vessel have been supplied by the Central Ma- ate report by Prof. Grancher, of the Pasteur Institute, greatly increase the cohesion of every part. After re- rine Engine Works of Messrs. W. Gray & Co., Limited, Paris, that has… … ever discovered. SPECIMENS OF WORK DONE BY THE MANNESMANN PROCESS. American Settlement, No. 671. © 1890 SCIENTIFIC AMERICAN, INC.

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