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Scientific American 1911-12-23

ScientificAmerican1911-12-23.jpg Saturday Evening Post 1929-09-21ThumbnailsTexaco Gasoline and Motor Oil -1930ASaturday Evening Post 1929-09-21ThumbnailsTexaco Gasoline and Motor Oil -1930ASaturday Evening Post 1929-09-21ThumbnailsTexaco Gasoline and Motor Oil -1930ASaturday Evening Post 1929-09-21ThumbnailsTexaco Gasoline and Motor Oil -1930ASaturday Evening Post 1929-09-21ThumbnailsTexaco Gasoline and Motor Oil -1930A

Powerful electromagnet for the use of oculists. Extracting a steel splinter from the eye of a workman.



Source: Steve Kirch, creator of a wonderful website about SCIENTIFIC AMERICAN in the past

Restoration by: magscanner