1. IOR/F/4/198/4456 Reference (shelfmark): IOR/F/4/198/4456 Title: Scope & Content: The Bengal Government cease exporting opium on their own account to Prince of Wales Island owing to the adverse effect this had on the Calcutta sales. Collection Area: India Office Records and Private Papers Languages: English Date Range: Dec 1798-Feb 1807 Extent: 1 file