1. IOR/X/14692/92 Reference (shelfmark): IOR/X/14692/92 Title: A Draught Of The N E. Part Of The Bassas De Chagos. Taken on board the Ship Speaker, Capt. James Dewar, 1763. [Scale of] Nautic Miles [approximately 1:180,000]. A. Dalrymple, 26 September 1784. Collection Area: Map Collections Languages: English Date Range: Unspecified Extent: 1 item