1. IOR/L/PS/11/100, P 4730/1915 Reference (shelfmark): IOR/L/PS/11/100, P 4730/1915 Title: P 4730/1915 China: opening of seven new ports to foreign trade Collection Area: India Office Records and Private Papers Languages: English Date Range: 22 May 1915-21 Oct 1915 Extent: 1 file