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Scientific American 1894-01-20

ScientificAmerican1894-01-20.jpg Canthrox Shampoo -1917AThumbnailsJudge 1926-02-13Canthrox Shampoo -1917AThumbnailsJudge 1926-02-13Canthrox Shampoo -1917AThumbnailsJudge 1926-02-13Canthrox Shampoo -1917AThumbnailsJudge 1926-02-13Canthrox Shampoo -1917AThumbnailsJudge 1926-02-13

New optical lantern and electric lamp. Lantern with optical bench -- showing polariscope. Demonstration shown with travel and/or history photographs from lecture.



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

Restoration by: magscanner