13. ‘Map of Sinkiang (Chinese Turkistan) To Accompany Military Report, 1929.’ Date: 1929/1929 Language: English Geographic region: Sinkiang
15. 'Monograph on the Aden Hinterland as touching the States of Dthala, Yafa', Alawi, etc., by Major H F Jacob, late Political Agent, Dthala.' Creator: Author: Harold Fenton Jacob Date: 1908/1908 Language: English Geographic region: DthalaYafa'
16. 'Confidential 86/7-IV B.40. Petroleum Concessions Limited - Trucial Coast.' Date: 1936/1936 Language: English Geographic region: Abu DhabiDibai
17. 'CONFIDENTIAL 86/7-VI B.43. PETROLEUM CONCESSIONS LTD. TRUCIAL COAST' Date: 1937/1937 Language: English Geographic region: DebaiRas al KhaimahSharjah
18. 'Confidential 86/7-v B.41 PETROLEUM CONCESSIONS LTD., TRUCIAL COAST' Date: 1936/1937 Language: English Geographic region: Abu DhabiAjmanDebaiRas al Khaimah
19. 'Confidential 86/12-i A. 70 Petroleum Concessions Limited. MUSCAT' Date: 1936/1937 Language: English Geographic region: OmanMuscat
20. 'CONFIDENTIAL 86/12-ii A.75. P.C.L. MUSCAT' Date: 1937/1937 Language: English Geographic region: OmanMuscatDhofar
21. 'CONFIDENTIAL 86/13-II VOL. D.177. KUWAIT NEUTRAL ZONE' Date: 1938/1946 Language: English Geographic region: Kuwait-Saudi Arabia Neutral ZoneKuwait
22. 'Confidential 86/14-I. B.39. Petroleum Concessions Limited Bahrain' Date: 1936/1936 Language: English Geographic region: Bahrain
23. 'CONFIDENTIAL 86/31 VOL. B.64 OIL IN ITS RELATION TO THE MIDDLE EAST' Date: 1940/1945 Language: English Geographic region: Jabal NakshDhahranKhor-al-OdaidBahrain