1. IOR/Z/E/4/15/C1261 Reference (shelfmark): IOR/Z/E/4/15/C1261 Title: Customs, Salt and Opium Department, Board, System of weights and measures of 1833, to be introduced into Opium department Collection Area: India Office Records and Private Papers Languages: English Date Range: 1837-1839 Extent: 1 entry