1. IOR/E/1/22 ff. 30-31v Reference (shelfmark): IOR/E/1/22 ff. 30-31v Title: Letter 15 Captain William Birch to Thomas Mitchell requesting money to pay the imprest and primage of the Aislabie. Scope & Content: Dated 20 Jan 1730/31 Collection Area: India Office Records and Private Papers Languages: English Date Range: 20 Jan 1731 Extent: 1 letter