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jan 1, 1839 - 林则徐虎门销烟；摄影术（达盖尔法）公布

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林则徐在广东虎门销毁英美商人鸦片，引发中英紧张。法国科学院公布达盖尔银版摄影法，摄影术诞生。

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5 months ago

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jan 1, 1839

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~ 187 years ago

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