Analysis of information sources in references of the Wikipedia article "היסטוריה של הצילום" in Hebrew language version.
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: (עזרה)... But the first person to use this property to produce a photographic image was German physicist Johann Heinrich Schulze.
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: (עזרה)from Helmut Gernsheim's article, "The 150th Anniversary of Photography," in History of Photography, Vol. I, No. 1, January 1977: ...In 1822, Niépce coated a glass plate... The sunlight passing through... This first permanent example... was destroyed... some years later.
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: (עזרה)from Helmut Gernsheim's article, "The 150th Anniversary of Photography," in History of Photography, Vol. I, No. 1, January 1977: ...In 1822, Niépce coated a glass plate... The sunlight passing through... This first permanent example... was destroyed... some years later.
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