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Scientific American, Vol. 46, No. 10 (March 1882) (1882)

leaf 4

An illustration from Scientific American, Vol. 46, No. 10 (March 1882), 1882, leaf 4
xceeded three and a half million dollars, the aggre- be divided into two or more arcs. The sections of the bar- means the ground rock is floated out of the shell, and con- gate for the four years just passed being but a little short rel thus fastened together may be put together to form a ducted by… … devices used for that purpose, and the degree hand processes, they excel in making bone, of fineness much more satisfactory; the ground composition, brass, ivory, and gold buttons DUC'S MECHANICAL ATOMIZER, material is quite uniform in grade, due to the by machinery, and are able to export consi-…

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