1. IOR/F/4/758/20554 Reference (shelfmark): IOR/F/4/758/20554 Title: Scope & Content: Proceedings regarding the erection of telegraphic towers between Calcutta and Chunar and the plan to extend the line to Nagpur, Vol 1. Collection Area: India Office Records and Private Papers Languages: English Date Range: Apr 1819-Jul 1823 Extent: 1 file