31. IOR/V/26/723/27 Reference (shelfmark): IOR/V/26/723/27 Title: Railway Board Singnalling and Interlocking Standards Committee: 9th-20th Reports 1934-46. Calcutta, 1935-47 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1935-1947 Extent: 1 volume
32. IOR/V/26/723/43 Reference (shelfmark): IOR/V/26/723/43 Title: Indian Railways Standards and Specifications Standing Committee: 16th Report 1953. Calcutta, 1953 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1953 Extent: 1 volume
33. IOR/V/26/723/44 Reference (shelfmark): IOR/V/26/723/44 Title: Indian Railways Standards and Specifications Standing Committee: 17th Report 1954. Calcutta, 1954 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1954 Extent: 1 volume
34. IOR/V/26/723/19 Reference (shelfmark): IOR/V/26/723/19 Title: Railway Board Carriage and Wagon Standards Committee: 2nd Report July-August 1926 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1926 Extent: 1 volume
35. IOR/V/26/723/20 Reference (shelfmark): IOR/V/26/723/20 Title: Railway Board Carriage and Wagon Standards Committee: 3rd Report February-March 1927 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1927 Extent: 1 volume
36. IOR/V/26/723/21 Reference (shelfmark): IOR/V/26/723/21 Title: Railway Board Carriage and Wagon Standards Committee: 4th Report June-July 1927 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1927 Extent: 1 volume
37. IOR/V/26/723/22 Reference (shelfmark): IOR/V/26/723/22 Title: Railway Board Carriage and Wagon Standards Committee: 9th Report June 1929 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1929 Extent: 1 volume
38. IOR/V/26/723/23 Reference (shelfmark): IOR/V/26/723/23 Title: Railway Board Carriage and Wagon Standards Committee: 10th Report January 1930 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1930 Extent: 1 volume
39. IOR/V/26/723/24 Reference (shelfmark): IOR/V/26/723/24 Title: Railway Board Carriage and Wagon Standards Committee: 23rd Report March 1941 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1941 Extent: 1 volume
40. IOR/V/26/723/31 Reference (shelfmark): IOR/V/26/723/31 Title: Railway Board Track Standards Committee: 14th-22nd Reports 1935-43. Calcutta, 1935-43 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1935-1943 Extent: 1 volume