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 Stock Photo - Alamy
24 Jean Bernard Leon Foucault Photos and Premium High Res Pictures - Getty Images
Léon Foucault (1819 - 1868) - Biography - MacTutor History of Mathematics
Jean Bernard Leon Foucault, French Jigsaw Puzzle by Omikron - Pixels
Léon Foucault | French physicist | Britannica
Leon Foucault. Portrait of the French physicist, Jean Bernard Léon Foucault (1819-1868), c. 1862 Stock Photo - Alamy
Jean Bernard Leon Foucault (1819-186), French Physicist, 19th Century' Giclee Print | Art.com
File:Foucault jean bernard leon grave montmartre paris 02.jpg - Wikimedia Commons
Jean bernard leon foucault hi-res stock photography and images - Alamy
Léon Foucault - Wikipedia
Jean Bernard Leon Foucault grave in Montmartre Cemetery in the city of Paris In France In Europe Stock Photo - Alamy