1. IOR/V/27/760/11 Reference (shelfmark): IOR/V/27/760/11 Title: Modifications and additions in the provisions of the Lisbon Telegraph Regulations made necessary by the London revision (1912) of the Radiotelegraphic Convention and Regulations. Translated by G.R. Neilson. London, 1912 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1912 Extent: 1 volume