Physical Sciences, Optics
Although Horner's article on the Daedelum (zoetrope) appeared in Philosophical Magazine only in January, 1834, he had published on Camera lucida as early as August, 1815.
Read more about this topic: William George Horner
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“It seems to be a law of nature that no man, unless he has some obvious physical deformity, ever is loth to sit for his portrait.”
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