Correspondence with the Asiatic Society of Bengal concerning the sesquicentenary celebrations. These are:

• Letter from President, Royal Asiatic Society, to President, Asiatic Society of Bengal, to inform regarding the progress of the sesquicentenary celebrations, dated 1 May 1973.
• Letter from Honorary President, Asiatic Society of Bengal, to President, Royal Asiatic Society, to thank for his letter and to give news of their own Society, dated 27 June 1973.
• Letter from President, Royal Asiatic Society, to President, Asiatic Society of Bengal, to thank for his letter and to note the Asiatic Society's forthcoming 190th anniversary, dated 12 July 1973.

Correspondence with the Asiatic Society of Bombay concerning the sesquicentennial celebrations. These are: Letter from President, Asiatic Society of Bombay, to President, Royal Asiatic Society, to wish success in the sesquicentennial celebrations and to state they are not in a position to support financially, dated 22 June 1973. Letter from President, Royal Asiatic Society, to President, Asiatic Society of Bombay, to thank for his letter and to wish that the Societies would continue to give mutual support, dated 12 July 1973.

Correspondence concerning the Asiatic Society of Hong Kong. These are:

• Letter from B.W. Robinson, President, Royal Asiatic Society, to Gordon Calver concerning the Hong Kong Society feeling neglected and the letters he is sending to each of the Branch Societies, dated 29 March 1973.
• "Note regarding the Hong Kong Asiatic Society, Note for the President in London" concerning the possibility of fundraising for both organisations, undated.

Correspondence with the Asiatic Society of Japan concerning the sesquicentenary celebrations. These are:

• Letter from President, Royal Asiatic Society, to President, Asiatic Society of Japan, to inform about the sesquicentenary of the Society and to invite members of the Japan Society in London at the time to be part of the celebrations, dated 21 April 1971.
• Letter from President, Asiatic Society of Japan, to President, Royal Asiatic Society, to thank for the previous letter and to inform that it will be the Japan's Society's centenary in 1972 and to extend a similar invitation to members of the Royal Asiatic Society, dated 23 June 1971.
• Letter from R.H. Wade, President of Asiatic Society of Japan, to B.W. Robinson, President, Royal Asiatic Society, to send his personal note with the official letter and to write about his recent visit to Korea, dated 7 July 1971.

Letter from N. C. C. Trench to Professor Kim Jung See, President of the Korean Branch, to thank for his letter, to send a brief history of the Royal Asiatic Society and to enclose material concerning the Royal Asiatic Society's sesquicentenary celebrations, dated 30 August 1972.

In celebration of the Royal Asiatic Society's sesquicentenary various exhibitions of its collections were arranged. This series contains material concerned with organising and documenting those exhibitions.

To coincide with the Queen's visit to the Royal Asiatic Society an exhibition was prepared at the premises of the Society. The material connected with this Exhibition is:

• "Royal Asiatic Society 150th Anniversary Exhibition 19 February 1973 - exhibition catalogue, typed material, 3 copies.
• Letter from W. Williams Wynn to Mr Beckingham to inform that though they have a portrait of Charles W. Williams Wynn but they will not part with it. He enquires whether a photograph of the portrait would be sufficient, dated 28 August 1968.
• Appeal notice for invitation cards, etc, designed by Professor Yetts for the Royal Asiatic Society, present in his Papers held by his estate, to be donated to the Society for their anniversary celebrations. With this is an example of one letterhead.
• Letter from Ray Strong, Director, National Portrait Gallery, to C.R. Beckingham, President, Royal Asiatic Society, to state that his request for the loan of the portrait of Sir Bartle Frere or Professor Horace Hayman Wilson will be put before the Trustees at their next meeting, dated 3 September 1968.
• Letter from B.W. Robinson, President, Royal Asiatic Society, to W.G. Easeman, Museum Superintendent, Victoria and Albert Museum, to ask if the Society may borrow display cases and boards for their exhibition, dated 2 January, 1973.
• Letter from B.W. Robinson, President, Royal Asiatic Society, to Miss Mercer, Head Archivist, County Hall, London, to ask if the Society may borrow an interior view of the Thatched House Tavern, where the Society's first meeting was held, dated 5 February 1973.
• Letter from Miss Mercer, Head Archivist, County Hall, London, to B.W. Robinson, President, Royal Asiatic Society, to confirm that the Greater London Council would be willing to lend a copy of the engraving of the Thatched House Tavern, dated 8 February 1973.
• Letter from B. W. Robinson, RAS President, to Diana Crawford, RAS Secretary, enclosing the labels he wrote for the two manuscripts to be exhibited (not with the letter). He further writes that some money may be available from the Persian Congress at Oxford and about the dedication message for a festschrift presented to the Queen, dated 14 February 1973.

An exhibition "Richard Johnson (1753-1807), Nabob, Collector and Scholar" was held at the India Office Library, mounted for the Sesquicentenary of the Royal Asiatic Society. The material in connection with this exhibition is:

• Exhibition catalogue for the Exhibition held in the Conference Room, 197 Blackfriars Road, from 1 August 1973, 2 copies.
• Letter from J. Lancaster, India Office Library, to Diana Crawford, Secretary, Royal Asiatic Society, to invite members of the Society to an evening reception to view the Exhibition, dated 24 August 1973.
• Letter from Diana Crawford, Secretary, Royal Asiatic Society, to Joan Lancaster, India Office Library, to thank her for the hospitality shown on the occasion of the Society's visit to the Exhibition, dated 5 December 1973.
• Guest List for "Reception for the Royal Asiatic Society - 28 November 1973".

An Exhibition of Asiatic Sculpture, at the Royal Scottish Museum, Edinburgh, was curated in celebration of the Royal Asiatic Society's 150th Anniversary. The material in connection with this exhibition is:

• Exhibition pamphlet for Asiatic Sculpture, Royal Scottish Museum, 2 copies.
• Letter from Cyril Aldred, Keeper, Royal Scottish Museum, to Professor Charles Beckingham, President, Royal Asiatic Society, to state the Museum would probably be able to arrange an exhibition of oriental art and antiquities in 1973, dated 6 January 1969.
• Letter from Jennifer Scarce, Assistant Keeper, Royal Scottish Museum, to Professor Charles Beckingham, President, Royal Asiatic Society to state that she was in support of an exhibition and to ask for more details, dated 20 March 1969.
• Letter from Jennifer Scarce, Assistant Keeper, Royal Scottish Museum, to Diana Crawford, Secretary, Royal Asiatic Society, to ask for a copy of the Society's Sesquicentenary brochure, dated 5 September 1972.
• Letter from Diana Crawford, Secretary, Royal Asiatic Society, to Jennifer Scarce, Assistant Keeper, Royal Scottish Museum, to thank her for her suggestions regarding the RAS Appeal and to ask whether she would be able to write about the horse in Asiatic Art, dated 8 December 1972.
• Letter from Jennifer Scarce, Assistant Keeper, Royal Scottish Museum, to Dr Hansman to inform him that she has made an appointment with him through Diana Crawford, dated 4 January 1973.
• Letter from Jennifer Scarce, Assistant Keeper, Royal Scottish Museum, to Diana Crawford, Secretary, Royal Asiatic Society, to ask for a list of the Society's Fellows so she may send invitations to the exhibition, dated 26 January 1973.
• Letter from Diana Crawford, Secretary, Royal Asiatic Society, to Jennifer Scarce, Assistant Keeper, Royal Scottish Museum, to enclose a list of Fellows of the Society, dated 30 January 1973.
• Letter from Jennifer Scarce, Assistant Keeper, Royal Scottish Museum, to Diana Crawford, Secretary, Royal Asiatic Society, to thank for the list, dated 31 January 1973.
• Letter from John Hansman to Jennifer Scarce, Assistant Keeper, Royal Scottish Museum, to enclose appeal letters for the individuals in Scotland she had suggested might help, to enclose further brochures, and to thank to the invitation to the reception at the Royal Scottish Museum, dated 2 March 1973.
• Letter from P.L. Baker to Jennifer Scarce, Assistant Keeper, Royal Scottish Museum, to thank her for the information sheets sent concerning the Asiatic Sculpture Exhibition, dated 21 March 1973.

An exhibition, "150 Years of the Royal Asiatic Society" was held at the Victoria and Albert Museum from 4 October to 4 November 1973. The material connected with the planning and curating of the exhibition is:

• "Victoria and Albert Museum Press Notice for 150 Years of the Royal Asiatic Society", printed material, 3 copies.
• Printed invitation from the President and Council of the Royal Asiatic Society to a private view of the Exhibition on 8 October 1973.
• Correspondence between the Royal Asiatic Society and Lord Methuen concerning the loan of a portrait of Sir Henry Rawlinson, 5 items, dated 26 April 1973 - 4 June 1973.
• Letter from Robert Skelton, Deputy Keeper, Indian Section, V&A Museum, to Diana Crawford, Secretary, Royal Asiatic Society, to enclose a loan form and list of loans received from the Society for the Exhibition, 4 items, dated 14 September 1973.
• "Things to V&A for Exhibition - Sept 1973" , typed list. Further lists concerning items to be loaned, 2 items.
• Correspondence concerning the loan of material held at the British Museum to the V&A for the exhibition, 4 items, dated 18 September 1973 - 26 September 1973.
• "Transit Room" - List of items received from the British Museum for Exhibition.
• Letter from G.A. Calver to Dr John Hansman to enclose a list of the companies who responded to the Appeal and therefore should be invited to the private viewing, dated 28 September 1973.
• List of Names and Addresses for direct invitations for private viewing.
• List of Publicity arising from V&A Exhibition.
• Newspaper cutting from the Observer concerning the exhibition at the V&A Museum, dated 7 October 1973.