31. IOR/M/4/2531 Reference (shelfmark): IOR/M/4/2531 Title: B/C 15/46(xv) Opium: authorizations to manufacture drugs covered by 1931 Convention Collection Area: India Office Records and Private Papers Languages: English Date Range: 25 Apr 1938-15 May 1947 Extent: 1 file
32. IOR/M/4/2532 Reference (shelfmark): IOR/M/4/2532 Title: B/C 15/46(xvi) Opium: 1936 Convention for the suppression of illicit traffic in dangerous drugs; ratification in respect of Burma Collection Area: India Office Records and Private Papers Languages: English Date Range: 8 Jun 1936-11 Dec 1946 Extent: 1 file
33. IOR/M/4/2533 Reference (shelfmark): IOR/M/4/2533 Title: B/C 15/46(xvii) Opium: 1931 agreement for the suppression of opium smoking Collection Area: India Office Records and Private Papers Languages: English Date Range: 27 Nov 1931-11 Dec 1946 Extent: 1 file
34. IOR/M/4/2534 Reference (shelfmark): IOR/M/4/2534 Title: B/C 15/46(xviii) Opium: conferences at Geneva Collection Area: India Office Records and Private Papers Languages: English Date Range: 11 Feb 1925-11 Dec 1946 Extent: 1 file
35. IOR/M/4/2535 Reference (shelfmark): IOR/M/4/2535 Title: B/C 17/46 Communism in Burma: activities of communist parties; dissemination of communist propaganda Collection Area: India Office Records and Private Papers Languages: English Date Range: 12 Mar 1946-18 Nov 1947 Extent: 1 file
36. IOR/M/4/2536 Reference (shelfmark): IOR/M/4/2536 Title: B/C 23/46 Public Relations Department: monthly progress reports Collection Area: India Office Records and Private Papers Languages: English Date Range: 12 Jun 1946-20 Nov 1947 Extent: 1 file
37. IOR/M/4/2537 Reference (shelfmark): IOR/M/4/2537 Title: B/C 24/46 Weekly Intelligence Summaries Collection Area: India Office Records and Private Papers Languages: English Date Range: 5 Jan 1946-14 Sep 1946 Extent: 1 file
38. IOR/M/4/2538 Reference (shelfmark): IOR/M/4/2538 Title: B/C 24/46(a) Weekly Intelligence Summaries Collection Area: India Office Records and Private Papers Languages: English Date Range: 21 Sep 1946-21 Jun 1947 Extent: 1 file
39. IOR/M/4/2539 Reference (shelfmark): IOR/M/4/2539 Title: B/C 24/46(i) Civil Intelligence Bureau Reports Collection Area: India Office Records and Private Papers Languages: English Date Range: 16 Sep 1942-23 Sep 1944 Extent: 1 file
40. IOR/M/4/2540 Reference (shelfmark): IOR/M/4/2540 Title: B/C 24/46(ii) Weekly Intelligence Summaries Collection Area: India Office Records and Private Papers Languages: English Date Range: 30 Sep 1944-29 Dec 1945 Extent: 1 file