1. IOR/L/PS/18/B300A Reference (shelfmark): IOR/L/PS/18/B300A Title: Tibet. Supplementary agreement, dated 10 October 1918, regarding mutual withdrawal of troops and cessation of hostilities between Chinese and Tibetans. Mar 1919 Collection Area: India Office Records and Private Papers Languages: English Date Range: Mar 1919 Extent: 1p