1. IOR/D/150 f 217 Reference (shelfmark): IOR/D/150 f 217 Title: Scope & Content: Certificate signed by Lieutenant Richard Doolan testifying that William Thomas was formerly a Private in the Bombay European Regiment and was a prisoner of Tipu Sultan from April 1783 to April 1784, 6 Nov 1788 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1783-1788 Extent: 1 folio