Correspondence with Buckingham Palace concerning the Prince of Wales' attendance. These are:

• Letter from President, Royal Asiatic Society, to Buckingham Palace to invite the Prince of Wales to the Sesquicentenary Dinner, dated 10 July 1972.
• Letter from Buckingham Palace to Mr B.W. Robinson to thank for invite but to suggest that the invite is extended nearer the time, dated 24 July 1972.
• Letter from President, Royal Asiatic Society, to Buckingham Palace to confirm the date of the Sesquicentenary Dinner and to ask whether the Prince of Wales would become a Vice-Patron, undated.
• Letter from President, Royal Asiatic Society, to Buckingham Palace to again invite the Prince of Wales to the Sesquicentenary Dinner, and to enclose a copy of the speech made by the then Prince Of Wales at the Society's Centenary in 1923, undated.
• Letter from Buckingham Palace to Professor Simmonds, President of Royal Asiatic Society, to inform that regretfully the Prince of Wales will be unable to attend the Dinner due to naval commitments, dated 29 June 1973.
• Letter from President, Royal Asiatic Society, to Buckingham Palace to convey their understanding but disappointment that the Prince of Wales will be unable to attend the Sesquicentenary Dinner, dated 12 July 1973.

The Royal Asiatic Society from 23-27 July 1973 entitled "The Undeciphered Languages". The material in this series covers the administration, correspondence and advertising of this Symposium.

Correspondence with participants for the Symposium. These include requests for tickets for the Symposium, acknowledgements of receipt of tickets, and regrets from those unable to attend. Dated 22 February 1973 -12 July 1973.

Six further items of correspondence:

• Estimate from Richard Madley Ltd. to Royal Asiatic Society for the cost of providing 200 copies of a booklet, dated 5 July 1973.
• Letter from Secretary, Royal Asiatic Society, to Richard Madley Ltd. to accept the estimate, dated 6 July 1973.
• Letter from Sir Harold Bailey to Secretary, Royal Asiatic Society, to ask if he may see a photograph taken at the Symposium, dated 1 August 1973.
• Copy of a letter from Robin Allen, nephew of W.E.D. Allen, to Counsellor Filatov, Embassy of the USSR, concerning the invitation of Professors Daniyalov, Abayev, and Tsereteli to the Sesquicentenary celebration of the Royal Asiatic Society, dated 11th July 1972.
• Letter from Robin Allen to Miss Crawford, Secretary, Royal Asiatic Society, to enclose the above letter and to inform that his uncle is out of hospital, dated 16 July 1972.
• Letter from Secretary, Royal Asiatic Society, to Robin Allen to acknowledge receipt of his letter and to express her gladness that his uncle is out of hospital, dated 27 July 1972.

Newspaper cuttings:

• "The indefatigable in pursuit of the indecipherable" from The Times, 22 July 1973.
• "Receptions: Foreign and Commonwealth Office" from Daily Telegraph, 26 July 1973.
• "Receptions: Foreign and Commonwealth Office" from The Times, 1973.
• "Song of the sirens not beyond all conjecture" from The Times, 28 July 1973.

Correspondence concerning the administration and attendance of the Turkish Day.

Attendance forms for Turkish day and correspondence regarding people attending. These are:

• Two versions of attendance form with reply slip, one for Professor Bernard Lewis and one for Dr Geoffrey Lewis lecturing, undated.
• Five letters from people wishing to attend the Turkish day, dated 20 March 1973 - 27 March 1973.
• Two letters from Diana Crawford, Secretary, Royal Asiatic Society, to Miss Murphy concerning the lecturer at the Turkish day, dated 29 March 1973 -13 April 1973.

Correspondence, attendance information and a copy of lecture given on the Afghanistan Day. These are:

• Letter from David W MacDowall, The Society for Afghan Studies, to David Bivar, Director, Royal Asiatic Society, to state that the date for the Afghan National Day was acceptable and to suggest Mr Peers Carter as the lecturer, dated 10 October 1973.
• Letter from David W MacDowall, The Society for Afghan Studies, to Diana Crawford, Secretary, Royal Asiatic Society, to inform her notices would be sent to his members concerning the Afghanistan Day, dated 25 October 1973.
• Letter from A.D.H. Bivar, Director, Royal Asiatic Society, to Mr Yusuf Samad, Embassy of Afghanistan, to invite him to attend the Afghanistan Day, dated 30 October 1973.
• Letter from Yusuf Samad, Embassy of Afghanistan, to A.D.H. Bivar, Director, Royal Asiatic Society, to accept the invitation, dated 2 November 1973.
• Copy of a telegram sent to Peers Carter from A.D.H. Bivar, Director, Royal Asiatic Society to inform of late changes in the programme, undated.
• Invitation and acceptance form for the Afghanistan Day, undated.
• Supplementary Programme for Afghanistan day, undated.
  *"A Lecture on Languages of Afghanistan Exclusively Prepared for the Afghan Day, 22 November" - typed and handwritten copy of the talk.

A printed invitation/ admittance card to the Iran Day and a notification of the Iran day with reply form.

Correspondence regarding the possibility of holding an Arab day. These are:

• Letter from Diana Crawford, Secretary, Royal Asiatic Society, to G.A. Calver to ask him to approach the Anglo-Arab Society, dated 9 May 1972.
• Letter from Royal Asiatic Society to Sir Charles Duke, Chairman, Anglo Arab Association, to ask whether they would be interested in holding a joint Arab Day, dated 26 May 1972.
• Letter from Sir Charles Duke, Chairman, Anglo Arab Association, to G.A. Calver to inform that he will put the idea to his Council but also to raise some negatives regarding the idea, dated 23 June 1972.
• Letter from G.A. Calver to Sir Charles Duke, Chairman, Anglo Arab Association, to answer his objections and to raise his own about the suggestion of having someone from the Arab League Office as a speaker, dated 12 July 1972.
• Letter from G.A. Calver to Sir Charles Duke, Chairman, Anglo Arab Association, to ask if any progress had been made concerning the Arab day, dated 29 September 1972.
• Letter from David Llewellyn, Treasurer, Anglo-Arab Association, to G.A. Calver to inform that the Association would like to collaborate, dated 13 October 1972.
• Letter from Sir Charles Duke, Chairman, Anglo Arab Association, to G.A. Calver to inform that the Association would like to collaborate and he has put David Llewellyn in charge of arranging matters, dated 17 October 1972.
• Letter from B.W. Robinson, President, Royal Asiatic Society, to David Llewellyn, Treasurer, Anglo-Arab Association, to provide some details of the purpose of the National Days, dated 7 December 1972.
• Letter from Diana Crawford, Secretary, Royal Asiatic Society, to David Llewellyn, Treasurer, Anglo-Arab Association, to ask if the Association had made a decision regarding the Arab day, dated 19 January 1973.