1. 'Vol 166 1850 Muscat' Date: 1850/1850 Language: English Geographic region: Rass el KhymaDebaiSoharShinas Fort
3. ‘A Plan of the Backwater of Rassulkyma with the Soundings off the Entrance by Lieut.t Brucks’ Date: 1817/1827 Language: English Geographic region: Rass el Khyma
4. ‘Chart of the South Coast of the Persian Gulph from Shaum to Ul Umrah by Philip Maughan. 1821. Drawn by M. Houghton’ Date: 1821/1821 Language: English Geographic region: Rass el Khyma
5. ‘Sketch of the Arabian Coast between Raumps & Ras el Khyma: in 5 fathoms. Drawn by M. Houghton’ Date: 1816/1826 Language: English Geographic region: Rass el Khyma
6. Vol 31: Letters Outward Date: 1822/1823 Language: English Geographic region: SherazUmal GuwynShargaRass el Khyma