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Scientific American 1901-09-07

ScientificAmerican1901-09-07.jpg Scientific American 1894-11-17ThumbnailsScientific American 1901-11-02Scientific American 1894-11-17ThumbnailsScientific American 1901-11-02Scientific American 1894-11-17ThumbnailsScientific American 1901-11-02Scientific American 1894-11-17ThumbnailsScientific American 1901-11-02Scientific American 1894-11-17ThumbnailsScientific American 1901-11-02

The manufacture of coins as carried on at the United states Mint, Philadelphia, PA. Gold bars. Casting silver bars. Rolling silver bars to the thickness of silver dollars. Blanks. Striking the impression. Counting cents.



Source: Steve Kirch, collector, and creator of a great website about SCIENTIFIC AMERICAN in the past

Restoration by: magscanner