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Scientific American, Vol. 62, No. 7 (1890) (1890)
leaf 10
a flame, and placed upon the 346,018, $24,598,559; natural gas, $22,662,128; cement, in which a plate with a graduated series of notches is edges of the metal plates, with the ridges in contact barrels, 6,253,095, $4,533,639; salt, barrels, 8,055,881, used in connection with a cylindrical bar. with… … cause the pendulum to begin to oscillate illegal in nature. © 1890 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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