1. IOR/X/14692/15A Reference (shelfmark): IOR/X/14692/15A Title: Ascension [I.] Plan by Capt. Charles Gustavus Ekeberg from Capt. Levinius Olbers. [Scale of] Nautic Miles [approximately 1:91,000]. Inset: View from Capt. Charles Chapman. A. Dalrymple, 9 April 1781. Collection Area: Map Collections Languages: English Date Range: Unspecified Extent: 1 item