The 9th International Congress of Orientalists was held in London in 1892. This material includes minute books, correspondence and printed material concerning the conference.

Correspondence, reports and printed material regarding the agreement of cooperation made between the Société Asiatique and the Royal Asiatic Society. These are:

• Letter from Émile Senart to Lord Reay, President, Royal Asiatic Society, concerning the possibility of the two societies cooperating. Handwritten in French, dated 19 December 1916.There is also a typed copy of this letter.
• Notes on the meeting of the Société Asiatique and a commission that will be formed. Handwritten on the reverse of an agenda for the Council meeting of 13 February 1917.
• Letter from the Council, Royal Asiatic Society, to Lord Reay to state that the Council at its meeting passed the resolution that they had great sympathy with the desire of Émile Senart and suggest the formation of a small committee to take this further. Handwritten, undated.
• Letter from Émile Senart to thank for the invitation to work towards an agreement between the Societies. Handwritten in French, dated 2 March 1917.
• Letter from Émile Senart to write concerning the forming of a committee to work with the Royal Asiatic Society. Handwritten in French, dated 9 March 1917.
• Memorandum from the Société Asiatique concerning the appointment of a Committee to work towards more intimate relations with the Royal Asiatic Society. Typed, dated 31 March 1917
  *. Letter from Charels Lyall, Chairman of the Committee, Royal Asiatic Society to report on its deliberations of the proposal for cooperation in the Memorandum from the Société Asiatique. Typed, dated 8 May 1917.
• Letter from Émile Senart to Charles Lyall to thank for the the comments on the proposal. Handwritten in French, dated 26 May 1917.
• Notification that the Committee of Royal Asiatic Society had met to consider the memorandum from the Société Asiatique. The memorandum is with this note as is a copy of a further letter from Émile Senart enclosing a protocol of terms of agreement. The letter is dated 21 June 1917.
• Statement concerning the possibilities of cooperation. Typed in French, undated.
• Letter from Émile Senart to the President, Royal Asiatic Society, to write concerning the cooperation between the Societies and to submit a first draft of a scheme formulating the precise terms of cooperation. Handwritten in French, dated 21 June 1917. With this letter is a handwritten translation in English.
• Report of the Committee, Royal Asiatic Society regarding the protocol sent by the Société Asiatique. Handwritten, undated.
• "Terms of an agreement between the Société Asiatique of Paris & the Royal Asiatic Society". Handwritten list of points of agreement. Undated.
• Letter from F.W. Thomas, Secretary of the Committee, Royal Asiatic Society, to Émile Senart to state that the Committee assented to the protocol sent and will recommend its acceptance by the Royal Asiatic Society. Handwritten, dated 19 July 1917.
• "Notes of the Quarter (October - December 1917)" from the Journal of the Royal Asiatic Society which includes "An Agreement Concluded between the Royal Asiatic Society and the Société Asiatique of Paris." Printed material.
• "Convention Entré la Société Asiatique et la Royal Asiatic Society of Great Britain and Ireland". Offprint of agreement, written in French.

The International Congress of Orientalists, initiated in Paris in 1873, was an international conference of Orientalists. It was later renamed as the International Congress of Human Sciences in Asia and North Africa and then as the International Congress of Asian and North African Studies. This material covers the interaction of the Royal Asiatic Society with the Congress in the time period 1889 to 1993.

Material connected with the Joint Session of the Royal Asiatic Society, Société Asiatique, the American Oriental Society and the Scuola Orientale - R. Universita di Roma was held in London from 3-6 September 1919. These are:

• Memo from Charles R. Lanman, American Oriental Society concerning the date set for the Joint Session. Dated 16 July 1919.
• Programme for the Joint Session of the Royal Asiatic Society, Société Asiatique, the American Oriental Society and the Scuola Orientale - R. Universita di Roma detailing the events and list of participating Members.
• Programme of meetings for the Joint Session by Eleanor Hull, Secretary, Royal Asiatic Society.
• Letter from Eleanor Hull to inform members of the Royal Asiatic Society of the Joint Session and to invite offers of hospitality.
• Form for application for tickets for the Dinner at the Imperial Restaurant, Regent Street, on 6 September 1919.
• Admittance ticket for events at the British Museum, the School of Oriental Studies and Kew Gardens.

The 17th International Congress of Orientalists, fixed to be held in Oxford in 1915, was abandoned due to the First World War. In September 1919, Orientalists, principally from the Royal Asiatic Society, Société Asiatique, American Oriental Society and Scuolà Orientale - R. Università di Roma, with representatives from other nations, gathered to discuss the future of Oriental Studies. This was hosted by the Royal Asiatic Society and included a series of lectures, various receptions including a visit to the British Museum and to Kew Gardens, and culminated with a Banquet held at the Imperial Restaurant, Regent Street, on Saturday 6 September. The allied papers iconsist of printed material and newspaper cuttings concerned with the Joint Session of the Royal Asiatic Society, the Société Asiatique, American Oriental Society and the Scuola Orientale-R. Università di Roma hosted by the Royal Asiatic Society, 3-6 September 1919.

• Minute Book of the Meetings of the English Signatories and Representatives of the International Assembly of Orientalists - handwritten minutes for meetings from 15 January 1890 - 29 April 1890.
• Minute Book of the English Central Committee of Organization - handwritten minutes for meetings from 12 June 1890 - November 1892.
• Record of the printing of the papers published - handwritten log of papers to be published.

A bound volume containing copies of letters sent in the administration of the Society between the years 1823-1835 and 1846-1861. The earlier ones, covering 1823-1835, are all concerned with the finances of the Society. There is then a break in the letters until 1846, after which the correspondence covers a broader spectrum of activities.