Colleges - Education - Educators - Professors
Aug. 10, 1978 - The World Keeps On Turning: The Earth trotates-the the satisfaction of Professor Michael Pentz, left, of the Open University, and Canon John Collins at St. Paul's Cathedral today. Hanging from Wren's dome is a 268ft steel rope pendulum with a 150 lb brass ball attacked, and it is swinging. It is a reconstruction of the first earth-rotation experiment conducted by the French physicist Leon Foucault at the Pantheon in Paris in 1851. The St. Paul's Pendulum is bigger by 48ft. A Spike on the end of the brass ball buts trough a wall of sand which shows that the line at swings through changes with the rotation of the earth
Picture No
13302564
Media ID
47085450
Size
5539px x 4429px
(1.4MB)
Credit
(c) Keystone Pictures USA/ZUMAPRESS.com/Mary Evans
Usage Restrictions
Editorial Use Only - No Property or Model Releases. For any non-editorial use, please contact Mary Evans direct
Source
Keystone
