1. IOR/L/PJ/6/1531, File 1918 Reference (shelfmark): IOR/L/PJ/6/1531, File 1918 Title: Sanction of the use of cipher in telegrams exchanged between the Maharaja of Patiala and his representatives Collection Area: India Office Records and Private Papers Languages: English Date Range: May 1918-Jun 1918 Extent: 1 file