111. IOR/V/27/420/121 Reference (shelfmark): IOR/V/27/420/121 Title: Gunter, C P Report on the survey operations, Mishmi mission, 1911-12. Dehra Dun, 1912 Scope & Content: For official use only Collection Area: India Office Records and Private Papers Languages: English Date Range: 1912 Extent: 1 volume
112. IOR/V/27/420/122 Reference (shelfmark): IOR/V/27/420/122 Title: Hirst, F C, A brief history of the large scale surveys of Calcutta and its neighbourhood, 1903-14. Calcutta, 1914 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1914 Extent: 1 volume
113. IOR/V/27/420/123 Reference (shelfmark): IOR/V/27/420/123 Title: Hirst, F C, A brief history of the large scale surveys of Calcutta and its neighbourhood, Maps. 1914 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1914 Extent: 1 volume
114. IOR/V/27/420/124 Reference (shelfmark): IOR/V/27/420/124 Title: Hirst, F C and Smart, A B, A brief history of the surveys of the Goalpara District [with maps]. Shillong, 1917 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1917 Extent: 1 volume
115. IOR/V/27/420/125 Reference (shelfmark): IOR/V/27/420/125 Title: Shaw, T and Smart, A B, A brief history of the surveys of the Sylhet District. Shillong, 1917 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1917 Extent: 1 volume
116. IOR/V/27/420/126 Reference (shelfmark): IOR/V/27/420/126 Title: Hunter, J de Graaff, Report on the geodetic work of the Survey of India, for the period 1924-27 [and 1927-30]. Dehra Dun, 1927-1930 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1927-1930 Extent: 1 volume
117. IOR/V/27/420/126A Reference (shelfmark): IOR/V/27/420/126A Title: India. Survey of India, On the projection used for the general maps of India. Dehra Dun, Collection Area: India Office Records and Private Papers Languages: English Date Range: 1903-1903 Extent: 1 volume
118. IOR/V/27/420/127 Reference (shelfmark): IOR/V/27/420/127 Title: Great Britain. Colonial Office, Empire Conference of Survey Officers, 1928. Report of proceedings. London, 1929 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1929 Extent: 1 volume
119. IOR/V/27/420/128 Reference (shelfmark): IOR/V/27/420/128 Title: Thompson, C M and Bomford G, The Lambert Grid for India. Dehra Dun, 1930 Scope & Content: For official use only Collection Area: India Office Records and Private Papers Languages: English Date Range: 1930 Extent: 1 volume
120. IOR/V/27/420/129 Reference (shelfmark): IOR/V/27/420/129 Title: India. Survey of India, Survey of the Salt Department development areas at Khewra, Makrach and Kalabagh, 1935-36. Dehra Dun, 1936 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1936 Extent: 1 volume