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Q: Since John Herschel was first to make a photograph on a glass plate in 1839, why was the first astronomical photograph not taken until 1840 by Draper?

uhohResearching Who named "the 37 cluster" or at least made that name widely known via writing? I came across the Moneylink September, 9, 2020 article 9 September 1839: Sir John Herschel takes the first glass-plate photograph Frenchman Louis Daguerre is famous for inventing the daguerreotype – an ea...

 

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