1. IOR/L/PJ/6/1595, File 3148 Reference (shelfmark): IOR/L/PJ/6/1595, File 3148 Title: Naturalisation to British citizenship for Russian subject, Baroness von Engelhardt; permission to return to India granted Collection Area: India Office Records and Private Papers Languages: English Date Range: Apr 1919-Apr 1921 Extent: 1 file