1. IOR/L/E/7/1384, File 1539 Reference (shelfmark): IOR/L/E/7/1384, File 1539 Title: File 1539 Ravages of the Water Hyacinth: as to measures adopted in certain foreign countries to secure the eradication of the weed Collection Area: India Office Records and Private Papers Languages: English Date Range: 18 Feb 1925-12 Apr 1928 Extent: 1 file