Sykes Lock and Block instrument from about 1897. This particular example is not from India, but identical Sykes Lock and Block instruments were used quite widely in India. Photo copyright belongs to the Science and Society Picture Library, UK. Image No. 10289070, Inventory No.: 1951-0215 Photograph is re-used here by permission. (Gallery Administrator)
Date: 2011-11-23
Full size:
367x500
Photo Properties
| IPTC: Caption | Sykes Lock-and-Block train signalling instrument, c 1897. | IPTC: Copyright Notice | Copyright © Unknown photographer / Science & Society Picture Libr |