21. IOR/V/27/311/21 Reference (shelfmark): IOR/V/27/311/21 Title: Eastern Bengal and Assam. Board of Revenue, Revenue Circulars, 1909-10 [with correction slips] Collection Area: India Office Records and Private Papers Languages: English Date Range: 1909-1910 Extent: 1 volume
22. IOR/V/27/311/22 Reference (shelfmark): IOR/V/27/311/22 Title: Eastern Bengal and Assam. Board of Revenue, Revenue Circulars, 1911-12 [with correction slips]. [1911-14] Collection Area: India Office Records and Private Papers Languages: English Date Range: 1911-1914 Extent: 1 volume
23. IOR/V/27/311/23 Reference (shelfmark): IOR/V/27/311/23 Title: Gait, E A, The Assam land revenue manual. Calcutta, 1896 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1896 Extent: 1 volume
24. IOR/V/27/311/24 Reference (shelfmark): IOR/V/27/311/24 Title: Gait, E A, The Assam land revenue manual. Correction slips, 1896-1905 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1905 Extent: 1 volume
25. IOR/V/27/311/25 Reference (shelfmark): IOR/V/27/311/25 Title: Gait, E A, The Assam land revenue manual. Revised edition with correction slips]. Shillong, 1906 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1906 Extent: 1 volume
26. IOR/V/27/311/26 Reference (shelfmark): IOR/V/27/311/26 Title: Assam. Revenue Department, The Assam land revenue manual. 3rd edition [with correction slips]. Shillong, 1917 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1917 Extent: 1 volume
27. IOR/V/27/311/27 Reference (shelfmark): IOR/V/27/311/27 Title: Assam. Revenue Department, The Assam land revenue manual, Correction slips, 1923-29 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1929 Extent: 1 volume
28. IOR/V/27/311/28 Reference (shelfmark): IOR/V/27/311/28 Title: Assam. Revenue Department, The Assam land revenue manual, 4th edition [Provisional issue, with correction slips]. Shillong, 1921 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1921 Extent: 1 volume
29. IOR/V/27/311/29 Reference (shelfmark): IOR/V/27/311/29 Title: Assam. Revenue Department, The Assam land revenue manual, Correction slips, 1923-28 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1928 Extent: 1 volume
30. IOR/V/27/311/30 Reference (shelfmark): IOR/V/27/311/30 Title: Assam. Revenue Department, The Assam land revenue manual. Vol 1. 5th edition. Shillong, 1931 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1931 Extent: 1 volume