1. IOR/L/E/6/22, File 150 Reference (shelfmark): IOR/L/E/6/22, File 150 Title: File R 150/1881 - Correspondence regarding the arrangements for the analysis of samples of cinchona bark collected by Robert Cross while on a visit to the Government Cinchona Plantations Collection Area: India Office Records and Private Papers Languages: English Date Range: Feb 1881-Mar 1881 Extent: 1 file