Numéros de Téléphone Silard Franck
Einstein–Szilárd letter - Wikipedia, the free …
The Einstein–Szilárd letter was a letter written by Leó Szilárd and signed by Albert Einstein that was sent to the United States President Franklin D. Roosevelt ...
https://en.wikipedia.org/wiki/Einstein%E2%80%93Szil%C3%A1rd_letter
Leo Szilard - Wikipedia, the free encyclopedia
Leo Szilard (Hungarian: Szilárd Leó; German: Leo Spitz until age 2; February 11, 1898 – May 30, 1964) was a Hungarian-American physicist and inventor.
https://en.wikipedia.org/wiki/Leo_Szilard