571. IOR/L/PS/20/C138/4 Reference (shelfmark): IOR/L/PS/20/C138/4 Title: A handbook of Mesopotamia. Vol IV. Northern Mesopotamia and central Kurdistan London: Admiralty War Staff, Intelligence Div, 1917 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1917 Extent: 499pp map (in pocket) plates
572. IOR/L/PS/20/C141/4 Reference (shelfmark): IOR/L/PS/20/C141/4 Title: I. The Ottoman Public Debt and its administration, 1854-1914 [London]: Printed for the use of HM Treasury, 1916 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1916 Extent: 48pp
573. IOR/L/PS/20/D66 Reference (shelfmark): IOR/L/PS/20/D66 Title: Routes in Sikkim. Compiled by Cpt W F O'Connor, Royal Garrison Artillery Calcutta: Intelligence Branch, Quarter Master General's Dept, 1900 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1900 Extent: iv, 90pp 2 maps (in pocket)
574. IOR/L/PS/20/D141/2 Reference (shelfmark): IOR/L/PS/20/D141/2 Title: The Burma route book. Part II. Routes in north-eastern Burma. 1903 Calcutta: Intelligence Branch, Quarter Master General's Dept, 1905 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1905 Extent: iv, 304pp map (in pocket)
575. IOR/L/PS/20/D141/5 Reference (shelfmark): IOR/L/PS/20/D141/5 Title: Additions to the Burma route book, part II - routes in north-east Burma [Simla: General Staff India, 1913 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1913 Extent: 15pp
576. IOR/L/PS/20/D141/9 Reference (shelfmark): IOR/L/PS/20/D141/9 Title: Annual list of corrections and additions to Burma route book, part IV, 1906 [Simla: General Staff India, 1912] Collection Area: India Office Records and Private Papers Languages: English Date Range: 1912 Extent: 17pp
577. IOR/L/PS/20/D187/2 Reference (shelfmark): IOR/L/PS/20/D187/2 Title: Memorandum on Nepal and leading personages in that country Calcutta: Govt of India [Foreign and Political Dept], 1922 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1922 Extent: 10pp
578. IOR/L/PS/20/D187/3 Reference (shelfmark): IOR/L/PS/20/D187/3 Title: Memorandum on Nepal and leading personages in that country Calcutta: Govt of India [Foreign and Political Dept], 1922 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1922 Extent: 10pp
579. IOR/L/PS/20/D216 Reference (shelfmark): IOR/L/PS/20/D216 Title: Sikkim, Bhutan and Tibet. List of chiefs and leading families Calcutta: Govt of India [Political Officer, Gangtok], 1933 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1933 Extent: 26pp
580. IOR/L/PS/20/D221/2 Reference (shelfmark): IOR/L/PS/20/D221/2 Title: Tibetan sentences. By Sir Basil Gould and Hugh Edward Richardson Calcutta and Gangtok, Sikkim: Humphrey Milford, Oxford University Press, 1943 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1943 Extent: v, 137pp