Advertisement for a Megalethoscope, Invented by Charles Ponti, Charles Ponti, active 1860s, Photostat on white paper, The advertisement is titled, Mégaléthoscope de Charles Ponti, with a picture below, and each part lettered. Above and below, faces of a medal awarded by the London Exposition in 1862 to the inventor, Charles Ponti. Above, a description and key in English., possibly France, 1862–65, appliances & tools, Photostat, Photostat

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Photo credit: © Artokoloro / Alamy / Afripics
License: Licensed
Model Released: No

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