In 1926, the possibility of an International Congress was raised again. The material in this series consist mainly of correspondence between Émile Senart and Edward S.M. Perowne. They are:

• Letter from Émile Senart to Edward Perowne concerning Senart's discussion with F.W. Thomas and the possible involvement of the Royal Asiatic Society. Handwritten in French, dated 23 October 1926.
• "re Oriental Congress, Note of Interview with Mr Émile Senart at la Ferte Bernard, 2 November 1926" by Edward Perowne concerning Senart's suggestion for the restarting of the Congress of Orientalists. Typed, dated 30 October 1926 [Note, dates do not match].
• "Translation of letter subsequently written by me from Paris to Mr Senart" by Edward Perowne, to clarify the points concerning the forming of an Oriental Congress. Typed, dated 5 November 1926.
• Letter from Émile Senart to Edward Perowne in which he responds to the proposal laid out in Perowne's previous letter. Handwritten, dated 8 November 1926. With this letter is a typed translation made by Perowne. * Translation of a letter from Edward Perowne to Émile Senart in which he writes of his discussions with Mr Thomas and that the Royal Asiatic Society has yet to discuss their views regarding an Oriental Congress and to clarify points raised by Senart. Typed, dated 11 November 1926.
• "Memorandum for a Meeting of the Entente Committee" sent out by F.W. Thomas to announce the meeting called to discuss a notice issued by the Dutch Oriental Society announcing its oriental congress in 1927 and the possibility of reviving the International Congress of Orientalists. Typed, dated 14 December 1926. With this memorandum are typed copies of the correspondence and meetings between Perowne and Senart for 2 November, 5 November, 8 November and 11 November 1926.
• Letter from S.M. Edwardes, Secretary, Royal Asiatic Society, to The Secretary, Oestersch Genootschap in Nederland, to relate the concerns of the Council of the Royal Asiatic Society concerning the procedure of reviving the International Oriental Congress. Typed, undated.

This fonds contains the personal papers of William Pettigrew, including research notes connected with the Manipuri language and other local dialects, examination papers, as well as correspondence primarily relating to a monograph on archaic Manipuri on which he collaborated with Yumjao Singh.

A green pattern cover book handwritten and titled 'Langlol and Notes on same' and a handwritten poem copied from King Lear, Act 2 Scene 4, William Shakespeare.

Typed notes entitled 'Research Work on Archaic Manipuri of the Native State of Manipur, Assam', being a typewritten copy of WP/1/3 prepared by Mrs Pettigrew in 1935, with bibliography and appendices.

This series contains handwritten and typed notes on archaic Manipuri by William Pettigrew and a draft of a monograph on the same written by Pettigrew's collaborator Yumjao Singh.

This series contains correspondence regarding Yumjao Singh's monograph and the donation of Pettigrew papers.

These papers of Dennis Duncanson, dating from 1965 to 1976 are comprised of several manuscripts from his book, 'Government and Revolution in Vietnam ' (1968, OUP), as well as draft manuscripts from his other works. The collection also contains a variety of correspondence with academic organisations, personal friends, colleagues and professional acquaintances; review clippings of his book and newspaper cuttings on Vietnam.