31. IOR/V/20/30 Reference (shelfmark): IOR/V/20/30 Title: Memoirs of the Geological Survey of India, Vol 30 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1900-1901 Extent: 1 volume
32. IOR/V/20/31 Reference (shelfmark): IOR/V/20/31 Title: Memoirs of the Geological Survey of India, Vol 31 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1901 Extent: 1 volume
33. IOR/V/20/32 Reference (shelfmark): IOR/V/20/32 Title: Memoirs of the Geological Survey of India, Vol 32 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1901-1904 Extent: 1 volume
34. IOR/V/20/33 Reference (shelfmark): IOR/V/20/33 Title: Memoirs of the Geological Survey of India, Vol 33 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1901-1902 Extent: 1 volume
35. IOR/V/20/34 Reference (shelfmark): IOR/V/20/34 Title: Memoirs of the Geological Survey of India, Vol 34 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1901-1908 Extent: 1 volume
36. IOR/V/20/35 Reference (shelfmark): IOR/V/20/35 Title: Memoirs of the Geological Survey of India, Vol 35 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1902-1911 Extent: 1 volume
37. IOR/V/20/36 Reference (shelfmark): IOR/V/20/36 Title: Memoirs of the Geological Survey of India, Vol 36 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1904-1912 Extent: 1 volume
38. IOR/V/20/37 Reference (shelfmark): IOR/V/20/37 Title: Memoirs of the Geological Survey of India, Vol 37 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1909 Extent: 1 volume
39. IOR/V/20/38 Reference (shelfmark): IOR/V/20/38 Title: Memoirs of the Geological Survey of India, Vol 38 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1910 Extent: 1 volume
40. IOR/V/20/39 Reference (shelfmark): IOR/V/20/39 Title: Memoirs of the Geological Survey of India, Vol 39 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1911-1913 Extent: 1 volume