1. IOR/F/4/951/26987 Reference (shelfmark): IOR/F/4/951/26987 Title: Scope & Content: Reports by Captain James Dowling Herbert of his discoveries of graphite, gypsum and other metallic substances in the Himalayas. Collection Area: India Office Records and Private Papers Languages: English Date Range: Oct 1825-Aug 1826 Extent: 1 file