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Scientific American, Vol. 58, No. 4 (January 1888) (1888)

leaf 7

An illustration from Scientific American, Vol. 58, No. 4 (January 1888), 1888, leaf 7
m.who are its proprietors small steel pieces evenly will prove satisfactory : You first blue the ob- and who superintend its manufact- ject without any special regard as ure, on which a high grade of skill- ed machinists are employed. to uniformity of color. Should it The general features of the… … Platinum can be made to adhere the view of the machine showing to gold by soldering, in the following manner : A small through holes in a metallic plate, so that they cannot the platen turned back, the series of guiding holes can quantity of fine or eighteen carat gold should be be seen to the…

Patented · Contained · Iron · Patents · Scientific American · Munn · Formic acid · Electromotive force · Morris type · Malleable iron · Express money · Guard rail · Sewing machine · Type writer · Dumb bell

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