25. 'P G India Office Memorandum No B.437, P.Z.5620/1934, Historical Memorandum on the Relations of the Wahabi Amirs and Ibn Saud with Eastern Arabia and the British Government, 1800-1934' Date: 1934/1934 Language: English
26. 'Notes on the statements made in William Gifford Palgrave's book Narrative of a Year's Journey through Central and Eastern Arabia' Date: 1866/1866 Language: English Geographic region: الكويتمقاطعة باروداإيرانالخليج العربيراجبوتاناالرياضروسياالسند
28. Vol 89 Translation Book, 1835 (native letters inward) Date: 1835/1835 Language: English Geographic region: IsfahanPersiaSherazTehrān
29. Vol 80: Translation Book 1833 (Native Letters Inward) Date: 1833/1833 Language: English Geographic region: Persia
30. Vol 87: Translation Book, 1834 (Native Letters Inward) Date: 1834/1834 Language: English Geographic region: بلاد فارسمسقطعُمانالبحرينبندر لنجةشيرازالشارقةنجد
31. Handwritten report regarding the Shat el Arab [Shatt al Arab] watercourse Date: 1860/1870 Language: English Geographic region: شط العربالكويتمقاطعة باروداإيرانالخليج العربيراجبوتاناالرياضروسيا
32. Report describing the coastline from Al Katif [Al Qatif] to Koweit [Kuwait] and inland to Riyadh Date: 1865/1865 Language: English Geographic region: شط العربالكويتمقاطعة باروداإيرانالخليج العربيراجبوتاناالرياضروسيا
33. Part of memorandum about Amir Faisul ibn Turki al Sa'ud of the Wahabees [Wahhabi] Date: 1865/1866 Language: English Geographic region: شط العربالكويتمقاطعة باروداإيرانالخليج العربيراجبوتاناالرياضروسيا