Magic lantern being used to project slides during
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
Picture No
13907729
Media ID
48444232
Size
2980px x 4500px
(3.3MB)
Credit
World History Archive / Mary Evans Picture Library
Source
World History Archive
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Analysis Chemistry Lecture Pepper Polytechnic Simplified Slides Spectroscopy Spectrum
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