1. IOR/D/150 f 259 Reference (shelfmark): IOR/D/150 f 259 Title: Scope & Content: Certificate signed by Lieutenant Richard Doolan testifying that Thomas Raby was a prisoner of Tipu Sultan from April 1783 and received no batta during his imprisonment, nd Collection Area: India Office Records and Private Papers Languages: English Date Range: 1783-1788 Extent: 1 folio