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Title: Leo Szilard (1898 - 1964) Hungarian-American physicist and inventor.
Caption: Leo Szilard (1898 - 1964) Hungarian-American physicist and inventor. He conceived the nuclear chain reaction in 1933, patented the idea of a nuclear fission reactor in 1934, and in late 1939 wrote the letter for Albert Einstein's signature that resulted in the Manhattan Project that built the atomic bomb
Credit: Album / World History Archive
Image size: 8713 × 7221 px | 180.0 MB
Print size: 73.8 × 61.1 cm | 3430.3 × 2842.9 in (300 dpi)