Magic lantern being used to project slides during a lecture on spectrum analysis at the Royal Polytechnic Institution, London. From John Henry Pepper 'Cyclopaedic Science Simplified', London, 1873. Chromolithograph.

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Magic lantern being used to project slides during a lecture on spectrum analysis at the Royal Polytechnic Institution, London. From John Henry Pepper 'Cyclopaedic Science Simplified', London, 1873. Chromolithograph.

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Size: 2980px × 4500px
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Photo credit: © World History Archive / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 1873., analysis, archival, archive, chemistry, chromolithograph., cyclopaedic, henry, historical, history, institution, john, lantern, lecture, london, london., magic, pepper, physics, polytechnic, project, royal, science, simplified, slides, spectroscopy, spectrum