1. IOR/F/4/2001/89269 Reference (shelfmark): IOR/F/4/2001/89269 Title: Scope & Content: Correspondence regarding the introduction of the new standard weight of 80 tolas to the seer in the transactions of the Benares Opium Agency Collection Area: India Office Records and Private Papers Languages: English Date Range: Apr 1838-Jul 1842 Extent: 1 file