1. IOR/V/23/92, No 7 Reference (shelfmark): IOR/V/23/92, No 7 Title: Report on the electric telegraph between Calcutta and Kedgeree, by W.B. O'Shaughnessy. Calcutta: Military Orphan Press, 1852 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1852 Extent: 21p, viii, diagram