1. IOR/L/PS/20/H3/9 Reference (shelfmark): IOR/L/PS/20/H3/9 Title: [Secret correspondence relating to Maharajah Duleep Singh, including copies of Duleep Singh's private correspondence, 1886-1892] Collection Area: India Office Records and Private Papers Languages: English Date Range: 1886-1892 Extent: Unspecified