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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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17 apr 1970 anni - Discovery of Dubnium (105) announced
Aggiunto al nastro di tempo:
Science H.W. timeline 1
By
kback19
30 ott 2018
0
0
353
Data:
17 apr 1970 anni
Adesso
~ 55 years ago
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