This allied material consists of a set of preliminary transcripts of the original material, with articles that were given at the time of donation; a further note about the material concerning supplementary findings; and photocopies of the lists of finds (WCP/1/20, WCP/1/37, WCP/1/38 and WCP/1/39).

First Volume - Java Antiquities

• First section - Lists and corrrespondence regarding the possible second publication of Sir T. S. Raffles' book, History of Java, with notes by Mr Hammond, Sir T. S. Raffles and the Duke of Somerset.
• Second section - Handwritten descriptions of four Javanese temples; Cobon Dalum, Sewu, Jonggrangan and Loro Jongran, likely written by T. S. Raffles.
• Third section - 'Memorandum made on a visit to the ancient Hindu Remains on Gunung Prau in the Island of Java, during the month of September 1815, illustrated with Plans & sketches taken on the spot', likely written by T. S. Raffles.
• Fourth section - 'Extracts from the private Journals of Captain G. P. Baker, 19th Regt Bengal Infantry, of all memories made on the spot relative to the Collection of antiquarians Drawing [etc] made by him in a tour thro' the interior of Java in the years 1815/16'. Handwritten with accompanying drawings.

Letter from Alexander Csoma de Koros to Brian Houghton Hodgson acknowledging the receipt of a pamphlet sent by Hodgson. He writes to try to clarify some points on Buddhism and the Tibetan alphabet and language which the two men are disputing. Handwritten, 4 sides, dated 29 April, 1830.

Letters from Sir Graves Haughton to Brian Houghton Hodgson: two letters on same folio. The first is from Haughton as Honorary Secretary of the Royal Asiatic Society to state than Hodgson payment for Membership has been received from the Society's agents in Calcutta. The second concerns Haughton's pleasure at Hodgson joining the Society and his wish that he will send more Papers, as Hodgson's Papers on the Buddhists have delighted him. Both handwritten, 2 sides and 1 side, dated 18 January 1832.

Letter from Eugène Jacquet to Brian Houghton Hodgson concerning matters of the Société Asiatique. He writes about Buddhist and Brahmin literature, about the Dalai Lama and about Sanskrit manuscripts. Appended is a list of 18 popular Hindu scriptures written in Nagari. Handwritten in French and Nagari script. 3 sides plus 1 appended, dated 15 July 1837.

Letter from Eugène Burnouf to Brian Houghton Hodgson introducing Mr. Théroulde, a student of Sanskrit. Burnouf acknowledges the receipt of the copies of Sanskrit Buddhist manuscripts including a magnificent copy of Rakṣābhagavatī. The letter includes names of various famous Buddhist religious texts along with a discourse on Buddhism itself. Handwritten in French, 3 sides, dated 15 July 1837.

Draft letter from Brian Houghton Hodgson to The Right Honorable Sir C. Wood, G.L.B., MP, Secretary of State for India, in which he writes with his concerns regarding a large collection of Manuscripts from Kathmandu concerning civil and natural history and Buddhism, which have been inspected by Mr Hall, India Office Librarian. He collected these to inform more about Tibet and wishes to tender to Sir C.Wood that they be deposited in the India Office Library. Handwritten, 4 sides, dated 2 August 1864.

Letter from Dr Reinhold Rost to Brian Houghton Hodgson in which he thanks Hodgson for his timely letter and remarks that Mr Fergusson's Paper was only of a provisional nature and that Fergusson has since been working on a book on snake worship In India. He assures Hodgson that Fergusson will be pleased to know of Hodgon's pioneering work in the field. He also writes that he has made a list of Hodgons's contribution to English and Indian periodicals except those of the Bengal Asiatic Society Journal. He does not know when he will be able to finish the list and suggests lending the Index of the Journal to Hodgson to get the pages copied out. Handwritten, 2 sides, dated 20 August 1868.