111. IOR/L/PS/20/D134/1 Reference (shelfmark): IOR/L/PS/20/D134/1 Title: Routes in Yunnan Calcutta: General Staff India, 1919 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1919 Extent: viii, 781pp map (in pocket)
112. IOR/L/PS/20/E76 Reference (shelfmark): IOR/L/PS/20/E76 Title: Routes in Arabia Simla: General Staff India, 1915 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1915 Extent: xiii, 817pp map (in pocket)
113. IOR/L/PS/20/C1A/2 Reference (shelfmark): IOR/L/PS/20/C1A/2 Title: [Persia]. Occupation of Karrak Collection Area: India Office Records and Private Papers Languages: English Date Range: Unspecified Extent: 13pp
114. IOR/L/PS/20/G89 Reference (shelfmark): IOR/L/PS/20/G89 Title: The Senussi London: Intelligence Division, Admiralty War Staff, 1915 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1915 Extent: 17pp
115. IOR/L/PS/20/MEMO25-30 Reference (shelfmark): IOR/L/PS/20/MEMO25-30 Title: Political and Secret Department Library: Memoranda: Burma and the North East Frontier Collection Area: India Office Records and Private Papers Languages: English Date Range: 1871-1912 Extent: 6 volumes (41 files)
116. IOR/L/PS/20/G61 Reference (shelfmark): IOR/L/PS/20/G61 Title: Personalities. Bulgaria London: Intelligence Division, Admiralty War Staff, 2nd edn, 1916 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1916 Extent: 26pp
117. IOR/L/PS/20/F6 Reference (shelfmark): IOR/L/PS/20/F6 Title: Genealogy of Mahratta chiefs [Undated lithographic printing; text in script] Collection Area: India Office Records and Private Papers Languages: English Date Range: Unspecified Extent: ii, 107pp genealogical tables
118. IOR/L/PS/20/G23 Reference (shelfmark): IOR/L/PS/20/G23 Title: Notes on British Protectorates and jurisdiction over Europeans Collection Area: India Office Records and Private Papers Languages: English Date Range: 1888-1889 Extent: 1 volume
119. IOR/L/PS/20/MEMO27 Reference (shelfmark): IOR/L/PS/20/MEMO27 Title: China-Burma negotiations Collection Area: India Office Records and Private Papers Languages: English Date Range: 1885-1886 Extent: 1 volume
120. IOR/L/PS/20/B223/13 Reference (shelfmark): IOR/L/PS/20/B223/13 Title: Routes in Afghanistan South-West Lahore: General Staff India, 1941 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1941 Extent: viii, 292pp plan map (in pocket)