(Jean Bernard) Leon Foucault (1819-1860) French physicist. Measured velocity of light: Proved rotation of Earth on its axis with Foucault's pendulum,1851. Invented Gyroscope (1857): Improved the reflecting telescope. Wood engraving | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / UIG / Universal History Archive |
Bildgröße: | 5008 px × 6979 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |