31. IOR/L/SG/7/731-732 Reference (shelfmark): IOR/L/SG/7/731-732 Title: Collection 34: Indian Public Works Department Collection Area: India Office Records and Private Papers Languages: English Date Range: 1920-1930 Extent: 2 files
32. IOR/L/SG/7/733-737 Reference (shelfmark): IOR/L/SG/7/733-737 Title: Collection 35: Income Tax Department Collection Area: India Office Records and Private Papers Languages: English Date Range: 1924-1937 Extent: 5 files
33. IOR/L/SG/7/738-739 Reference (shelfmark): IOR/L/SG/7/738-739 Title: Collection 36: Posts and Telegraph Department Collection Area: India Office Records and Private Papers Languages: English Date Range: 1919-1943 Extent: 2 files
34. IOR/L/SG/7/740-768 Reference (shelfmark): IOR/L/SG/7/740-768 Title: Collection 37: Passages Collection Area: India Office Records and Private Papers Languages: English Date Range: 1928-1949 Extent: 29 files
35. IOR/L/SG/7/769-831 Reference (shelfmark): IOR/L/SG/7/769-831 Title: Collection 38: Indian Round Table Conference Collection Area: India Office Records and Private Papers Languages: English Date Range: 1925-1949 Extent: 63 files
36. IOR/L/SG/7/832-844 Reference (shelfmark): IOR/L/SG/7/832-844 Title: Collection 39: Preparation of Government of India Act 1935. New Constitution of India Collection Area: India Office Records and Private Papers Languages: English Date Range: 1928-1942 Extent: 13 files
37. IOR/L/SG/7/845-870 Reference (shelfmark): IOR/L/SG/7/845-870 Title: Collection 40: High Courts Collection Area: India Office Records and Private Papers Languages: English Date Range: c 1921-1947 Extent: 26 files
38. IOR/L/SG/7/871-897 Reference (shelfmark): IOR/L/SG/7/871-897 Title: Collection 41: Ecclesiastical Establishment Collection Area: India Office Records and Private Papers Languages: English Date Range: 1930-1947 Extent: 27 files
39. IOR/L/SG/7/898-945 Reference (shelfmark): IOR/L/SG/7/898-945 Title: Collection 42: Constitutional changes following the Cabinet Mission 1946. Issues arising from Collection Area: India Office Records and Private Papers Languages: English Date Range: 1930-1952 Extent: 48 files
40. IOR/L/SG/7/946-1118 Reference (shelfmark): IOR/L/SG/7/946-1118 Title: Collection 43: Constitutional changes following the Cabinet Mission 1946. Alternative employment for Secretary of State's officers Collection Area: India Office Records and Private Papers Languages: English Date Range: 1946-1951 Extent: 173 files