1. IOR/L/PS/20/H148 Reference (shelfmark): IOR/L/PS/20/H148 Title: Proceedings of the conference of Ruling Princes and Chiefs held at Delhi on the 5th November 1917 and following days Delhi: Govt of India, 1917 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1917 Extent: i, 120pp photo