351. IOR/V/19/23-61 Reference (shelfmark): IOR/V/19/23-61 Title: Synopsis of the Results of the Operations of the Great Trigonometrical Survey of India, Collection Area: India Office Records and Private Papers Languages: English Date Range: 1874-1909 Extent: 39 volumes
352. IOR/V/19/62-69 Reference (shelfmark): IOR/V/19/62-69 Title: Abstracts of the Reports of the Surveys and of other Geographical Operations in India Collection Area: India Office Records and Private Papers Languages: English Date Range: 1869-1878 Extent: 8 volumes
353. IOR/V/19/70-95 Reference (shelfmark): IOR/V/19/70-95 Title: Records of the Survey of India Collection Area: India Office Records and Private Papers Languages: English Date Range: 1865-1931 Extent: 26 volumes
354. IOR/V/19/96-207 Reference (shelfmark): IOR/V/19/96-207 Title: Tide-Tables for the Indian Ports Collection Area: India Office Records and Private Papers Languages: English Date Range: 1859-1957 Extent: 113 volumes
355. IOR/V/19/208-237 Reference (shelfmark): IOR/V/19/208-237 Title: Survey of India Professional Papers Collection Area: India Office Records and Private Papers Languages: English Date Range: 1899-1940 Extent: 30 volumes
356. IOR/V/19/238-249 Reference (shelfmark): IOR/V/19/238-249 Title: Survey of India Departmental Papers Collection Area: India Office Records and Private Papers Languages: English Date Range: 1913-1951 Extent: 12 volumes
357. IOR/V/19/250-252 Reference (shelfmark): IOR/V/19/250-252 Title: Survey of India Technical Papers Collection Area: India Office Records and Private Papers Languages: English Date Range: 1948-1951 Extent: 3 volumes
358. IOR/V/20/1-81 Reference (shelfmark): IOR/V/20/1-81 Title: Memoirs of the Geological Survey of India, Collection Area: India Office Records and Private Papers Languages: English Date Range: 1855-1957 Extent: 81 volumes
359. IOR/V/20/82-139 Reference (shelfmark): IOR/V/20/82-139 Title: Memoirs of the Geological Survey of India: Palaeontologia Indica Collection Area: India Office Records and Private Papers Languages: English Date Range: 1863-1955 Extent: 58 volumes
360. IOR/V/20/140-196 Reference (shelfmark): IOR/V/20/140-196 Title: Records of the Geological Survey of India Collection Area: India Office Records and Private Papers Languages: English Date Range: 1868-1957 Extent: 57 volumes