France - Monaco - Sark
Aug. 08, 1954 - Light as a power source....is the secret of this clock, which was a senation at the clock exhibition fair of 1954 in Frankfurt. A photo cell in the clock converts light rays into electricity. There is also a tiny 75 gram electric motor in the clock
Picture No
13170424
Media ID
46153985
Size
3289px x 4373px
(895KB)
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 Pictures USA
