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27 sett 1850 anni - Helmhotz, estabelece a conservação de energia, com influência dos trabalhos de Mayer e de Joule
Aggiunto al nastro di tempo:
Hist 2
By
Lucas Dick
4 dic 2018
2
0
656
Data:
27 sett 1850 anni
Adesso
~ 174 years ago
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