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2 août 1939 - Leo Szilard envia una carta al Presidente Roosevelt

Description:

Szilard escribió una carta para el Presidente, se apoyó en el fisico Albert Einstein para firmar la carta y comunicarle que tenían los medios para crear un arma mas poderosa que las normales.

Ajouté au bande de temps:

4.7 Objeto 4 Tarea Final

ByLydia Delgado
7 déc. 2018
0
0
254

Date:

2 août 1939
Maintenaint
~ Il y a 84 ans

Les images:

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