71. IOR/V/27/721/4 Reference (shelfmark): IOR/V/27/721/4 Title: India. Railway Department, State railway open line code. Correction slips to Vol 2, 1915-1930. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1915-1930 Extent: 1 volume
72. IOR/V/27/721/5 Reference (shelfmark): IOR/V/27/721/5 Title: India. Railway Department, State railway open line code. Vol 3. Provisional issue. Calcutta, 1919 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1919 Extent: 1 volume
73. IOR/V/27/721/6 Reference (shelfmark): IOR/V/27/721/6 Title: India. Railway Department, State railway open line code. Correction slips to Vol 3, 1919-1934. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1919-1934 Extent: 1 volume
74. IOR/V/27/721/19 Reference (shelfmark): IOR/V/27/721/19 Title: India. Railway Department, State railway code for the Engineering Department. 1st edition. Calcutta, 1922 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1922 Extent: 1 volume
75. IOR/V/27/721/20 Reference (shelfmark): IOR/V/27/721/20 Title: India. Railway Department, State railway code for the Engineering Department. Provisional issue. Delhi, 1938 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1938 Extent: 1 volume
76. IOR/V/27/721/35 Reference (shelfmark): IOR/V/27/721/35 Title: India. Ministry of Railways, Indian railway code. Vol 2 Appendices, revised edition. Delhi, 1954 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1954 Extent: 1 volume
77. IOR/V/27/721/39 Reference (shelfmark): IOR/V/27/721/39 Title: India. Railway Department, State railway code for the Stores Department, provisional issue. Delhi, 1938 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1938 Extent: 1 volume
78. IOR/V/27/721/50A Reference (shelfmark): IOR/V/27/721/50A Title: India. Public Works Department, Rules relating to the acquisition of land for railways. 1899 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1899 Extent: 1 volume
79. IOR/V/27/721/61 Reference (shelfmark): IOR/V/27/721/61 Title: India. Auditor General, Railway audit and account code. Vol 1, 1st edition. Calcutta, 1922 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1922 Extent: 1 volume
80. IOR/V/27/721/62 Reference (shelfmark): IOR/V/27/721/62 Title: India. Auditor General, Railway audit and account code. Vol 2, 1st edition. Calcutta, 1923 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1923 Extent: 1 volume