1. IOR/L/PS/10/1270, f 359
- Reference (shelfmark):
- IOR/L/PS/10/1270, f 359
- Title:
- ‘TRAFFIC CHART OF THE INDO-EUROPEAN TELEGRAPH DEPTT:’
- Scope & Content:
- This black and white print of a hand drawn diagram shows telegraph lines and submarine cables of the Indo-European Telegraph Department. It indicates the following: circuits fitted for duplex working; circuits worked by wheatstone automatic transmitting receiving and repeating apparatus; circu...
- Collection Area:
- India Office Records and Private Papers
- Languages:
- English
- Date Range:
- c 1930
- Extent:
- 1 print of drawing
