1. IOR/Z/E/4/43/A530 Reference (shelfmark): IOR/Z/E/4/43/A530 Title: Alkali, remuneration to Mr. Hart on account of new method of manufacture to be granted out of duty levied on all alkali exported beyond the average of the last five years during unexpired period of Company's charter Collection Area: India Office Records and Private Papers Languages: English Date Range: 1830-1835 Extent: 1 entry