1. IOR/L/E/6/27, File 504 Reference (shelfmark): IOR/L/E/6/27, File 504 Title: File R 504/1881 - Certificates, dated 5th July 1881, showing results obtained in the analysis of samples of cinchona bark received by Dr B H Paul, Consulting Chemist and Commercial Analyst of the Analytical Laboratory, Westminster Collection Area: India Office Records and Private Papers Languages: English Date Range: Jul 1881 Extent: 1 file