| Following
achievements |
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| • | Daguerreotypes
had one major drawback, there was no way |
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| of producing
copies of the original plate. |
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| • | In June 1940,
an English amateur scientist Henry Fox Talbot |
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| (1800-1877)
announced a technique which became the basis |
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| of modern
photography. He called it "calotype" (Greek for |
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| "beautiful
picture"). |
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| The Open Door, William
Henry Fox Talbot, 1843 |