1. IOR/L/E/6/19, File 1123 Reference (shelfmark): IOR/L/E/6/19, File 1123 Title: File R 1123/1880 - Papers regarding a proposal by Sir Joseph Hooker for the introduction of the Mangabeira rubber tree of Brazil into India Collection Area: India Office Records and Private Papers Languages: English Date Range: Dec 1880-Jan 1881 Extent: 1 file