In 1999 there was some issue concerning the party wall between 60 and 61 Queen's Gardens. This material consists of the surveyors' declaration, dated 10 June 1999,Schedule of Inspection carried out on 20 January 1999, and photographs and plans of the property.

"The Royal Asiatic Society: Its activities and objectives" Pamphlet defining the Society's role and to encourage application for membership.

Organisational Lists and Letters for Sesquicentenary Reception. These are:

• "Reception - Monday 19th February 1973" - lists of guests at the Reception and duties of members of the Society in overseeing the event, 6 pieces, typed with annotations.
• "Press Arrangements - Miss Anne Hawkins" - arrangements and queries concerning the needs of the press, 1 piece, typed with handwritten annotations.
• "Programme & Time-table for the visit of Her Majesty the Queen & His Royal Highness the Duke of Edinburgh to the Royal Asiatic Society on Monday 19th February 1973", typed list.
• "The City of Westminster Civic Protocol" listing the protocol for functions at which the Lord Mayor and Lady Mayoress are attending. With this list is another sheet containing biographical details for the Lord Mayor and Lady Mayoress. Two pieces, printed.
• Official letter from A.D.H. Bivar, Director, concerning the Ballot for attendance at the Reception, typed with printed letterhead. With this are 2 copies of the ballot form, typed.
• Official letter from A.D.H. Bivar, Director, concerning arrangements for the Reception.
• "Notes for the Guidance of Fellows on the Occasion of the Visit of Her Majesty the Queen and His Royal Highness the Duke of Edinburgh to the Society on February 19th 1973 - typed, 1 piece.

Organisational material for the Sesquicentenary Dinner. These are:

• Minutes from the Meeting of the Dinner Committee held on 6 September 1973.
• A draft of a letter to Fellows soliciting whether they wish to attend the Dinner. Dinner List, 1973 - a list of attendees.

• Three copies of the Admittance card to the Sesquicentenary Dinner held at the Merchant Taylors' Hall, 30 Threadneedle Street, London, on 25 October 1973; one of these is written out for Mrs M.S. Hackforth-Jones and another for Mr C. Hackforth-Jones.
• Two copies of the form to make application for tickets to the Sesquicentenary Dinner.

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.