25. ‘Slave Trade Vol: 3’ Date: 1839/1842 Language: English Geographic region: Rasul KhymaBombayBerberaZanzibar
26. 'The Trucial Chiefs, 1908-28' Creator: Author: Sir John Gilbert Laithwaite, Knight Date: 1928/1928 Language: English Geographic region: HenjamTamb IslandTrucial Coast
27. ‘Rough Map of the KATAR PENINSULA’ Date: 1936/1938 Language: English Geographic region: ZubarahQatar
28. 'ROUGH SKETCH MAP OF NERVA AND RAIKAN DISTRICTS’ Date: 1921/1921 Language: English Geographic region: RaikanNērva
29. 'TRACING OF KHOR KALIYA. Chart No. 3540' Date: 1925/1935 Language: English Geographic region: BahrainBūshehrAbū-ShahrHormuz Isle
30. 'State of affairs at Muscat in consequence of the Imaum's death And Depredations committed in the Persian Gulph by the Joasmee Pirates.' Date: 1798/1805 Language: English Geographic region: Persian Gulf
32. 'El Katr, 1908-1916' Creator: Author: Sir John Gilbert Laithwaite, Knight Date: 1928/1928 Language: English Geographic region: El Katr
33. ‘Précis of correspondence on international rivalry and British policy in the Persian Gulf, 1872-1905.’ Creator: Author: Jerome Anthony Saldanha Date: 1906/1906 Language: English Geographic region: Persian Gulf
34. 'MEMORANDUM RESPECTING THE NAVIGATION OF THE TIGRIS AND EUPHRATES.' Creator: Author: Foreign Office, Librarian Date: 1913/1913 Language: English Geographic region: MesopotamiaEuphrates RiverTigris RiverTurkish Arabia
36. 'Muscat: 1908-1928' Creator: Author: Sir John Gilbert Laithwaite, Knight Date: 1928/1928 Language: English Geographic region: Muscat