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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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21 abr 700 año - Chinese used fingerprints to establish identity of documents and clay sculpture, but without any formal classification system.
Añadido al timeline:
hofs
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99casmas05312
17 oct 2017
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21 abr 700 año
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~ 1326 years ago
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