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Scientific American 1891-02-28

ScientificAmerican1891-02-28.jpg Scientific American 1890-11-29ThumbnailsScientific American 1891-03-14Scientific American 1890-11-29ThumbnailsScientific American 1891-03-14Scientific American 1890-11-29ThumbnailsScientific American 1891-03-14Scientific American 1890-11-29ThumbnailsScientific American 1891-03-14Scientific American 1890-11-29ThumbnailsScientific American 1891-03-14

Manufacture of heavy guns for United States Navy. Works at Bethlehem. Hydraulic gun forging; casting. Fourteen six inch guns.



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

Restoration by: magscanner