11. IOR/L/E/9/857 Reference (shelfmark): IOR/L/E/9/857 Title: Collection 136/10 Rubber - Financing of Ceylon Rubber Research Scheme Collection Area: India Office Records and Private Papers Languages: English Date Range: Dec 1948-Jan 1950 Extent: 1 file
12. IOR/L/E/9/858 Reference (shelfmark): IOR/L/E/9/858 Title: Collection 136/11 Rubber - Ceylon rubber industry Collection Area: India Office Records and Private Papers Languages: English Date Range: Oct 1948-Nov 1950 Extent: 1 file