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1 ene 1939 año - Albert Einstein and Leo Szilard write a letter to President Franklin Delano Rosevelt that the Nazi’s may be researching nuclear fission for weaponization.
Añadido al timeline:
Manhattan Project Timeline
By
Tess Genske
30 oct 2019
0
0
140
fecha:
1 ene 1939 año
Ahora mismo
~ 85 years ago
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