1. IOR/L/PS/11/128, P 4420/1917 Reference (shelfmark): IOR/L/PS/11/128, P 4420/1917 Title: P 4420/1917 Yunnan-Tibet border: anti-British activities of Dutch missionaries in employ of Pentecostal Missionary Union; correspondence between Foreign Office and Mission Headquarters Collection Area: India Office Records and Private Papers Languages: English Date Range: 8 Jul 1917-28 Nov 1917 Extent: 1 file