41. IOR/V/20/181 Reference (shelfmark): IOR/V/20/181 Title: Records of the Geological Survey of India, Vol 72 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1937 Extent: 1 volume
42. IOR/V/20/182 Reference (shelfmark): IOR/V/20/182 Title: Records of the Geological Survey of India, Vol 73 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1938 Extent: 1 volume
43. IOR/V/20/183 Reference (shelfmark): IOR/V/20/183 Title: Records of the Geological Survey of India, Vol 74 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1939-1940 Extent: 1 volume
44. IOR/V/20/184 Reference (shelfmark): IOR/V/20/184 Title: Records of the Geological Survey of India, Vol 75 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1940-1941 Extent: 1 volume
45. IOR/V/20/185 Reference (shelfmark): IOR/V/20/185 Title: Records of the Geological Survey of India, Vol 76 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1942-1952 Extent: 1 volume
46. IOR/V/20/187 Reference (shelfmark): IOR/V/20/187 Title: Records of the Geological Survey of India, Vol 78 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1949-1954 Extent: 1 volume
47. IOR/V/20/188 Reference (shelfmark): IOR/V/20/188 Title: Records of the Geological Survey of India, Vol 79 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1953-1955 Extent: 1 volume
48. IOR/V/20/189 Reference (shelfmark): IOR/V/20/189 Title: Records of the Geological Survey of India, Vol 80 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1954 Extent: 1 volume
49. IOR/V/20/190 Reference (shelfmark): IOR/V/20/190 Title: Records of the Geological Survey of India, Vol 81 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1948-1953 Extent: 1 volume
50. IOR/V/20/191 Reference (shelfmark): IOR/V/20/191 Title: Records of the Geological Survey of India, Vol 82 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1949-1954 Extent: 1 volume