... F. de Wit., In Latin, Portuguese, and Dutch, Depths indicated by stippling, Ref. Koeman : M. Wit 2, v.4, p.519, c.(18)., Nautila chart, Qatar on maps as placename "Catara", Main Heritage Display General, HC.MAP.00137, Print Map, Item-ID: i11401588, BIB-ID: 1172501