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Scientific American, Vol. 1, No. 20 (November 1859) (1859)

leaf 3

An illustration from Scientific American, Vol. 1, No. 20 (November 1859), 1859, leaf 3
the pur- fection " has not yet been written upon any of the works things, to become the cleanest-swept in the world. If all pose of purifying oil, but they benefit the public compar- of man. One step in this long series of improvements the streets were laid with the small block pavement, and… … Captain Franklin, of the above corps, has been assigned SPARROW'S STEAM RIVETING^MACHINE. to the charge of those works. He has recently served as Secretary of the Light-house Board, and is considered an It is a machine fbr riveting bolts, and for punching and done. A process used secretly does not…

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