Letter from Gajarajsing Thapa to Brian Houghton Hodgson, written shortly after his return to Nepal to say that his father-in-law wishes him to continue his studies in English and French and that he has called on Monsieur Chardon to possibly tutor him. Unable to judge whether he is sufficiently capable, he asks Hodgson to peruse Chardon's letter and give his opinion. Handwritten, 4 sides, dated 21 February 1857.

Copy of a letter from Gajarajsing Thapa to Brian Houghton Hodgson with messages from Jung Bahadur about the massacre in Delhi and the military help offered by him to Lord Canning. Jung Bahadur plans to visit Lord Canning in Calcutta in November and he requests that Hodgson comes to Calcutta at that time as his wishes to have a meeting with Hodgson. He writes about the rumour of the fall of Delhi and that Nepal's Gorkhali troops are to be sent off the next day. Handwritten, 3 sides, dated 28 June 1857.

Letter from Gajarajsing Thapa to Brian Houghton Hodgson containing Information about the translation of the contents of Hodgson's note for Jung Bahadur, possibly containing a question relating to Nepal's military help and meeting with Lord Canning. He sends Jung Bahadur's acknowledgement and thanks for Hodgson's good wishes and generosity towards Nepal and himself. Jung Bahadur offers military help to the British Government in India and wishes to get information from Hodgson about whether the British government requires assistance from Nepal or not. He is ready to go in support of the British government with his troops to Lucknow or any other places that Lord Canning might suggest. Gajaraj hopes to accompany Jung Bahadur in his visit to Calcutta as interpreter or translator and if that happens he hopes to have a meeting with Hodgson in Calcutta. He writes about the unsettled situation in the border areas including in the Motihari, Gorakhpur and Patna areas and a description of the Gorkha troop of 3000 soldiers and their fight on their way from Gorakhpur to Benares at or around Azimgarh. Handwritten, 4 sides, dated 3 September 1857.

Letter from Jung Bahadur to Brian Houghton Hodgson written in English by James Kenyon with accompanying letter from James Kenyon to Brian Houghton Hodgson. Jang Bahadur acknowledges Hodgson's letter of August 30, 1865. He writes about the state of affairs in Nepal with fairly detailed explanation of changes and developments that Jung Bahadur has introduced into Nepal. He describes his services to the British Government in the Mutiny, war incidents and his services during and after the Mutiny including rebels' encroachment and disturbing activities in Nepal's Tarai and their taming by Jung's Nepali forces. He expresses his grievance about the reduction from 19 to 17 guns salute by the British Indian authorities, which he interpreted as lower than his status and just equal to a British officer in command and gives reference to 19 gun salute he was being given by the British Government as a plenipotentiary ambassador of an independent country and Prime Minister and Commander in Chief of Nepal. He writes of his intention to send a petition to the Queen of England though he finds satisfaction with the honour of the Grand Cross of the Bath from Her Majesty for his services, but dissatisfaction with the behaviour of the Viceroy and other officials of rank in India. He writes of the death of Nana Sahib. James Kenyon's letter to Hodgson's send greetings from Gajraj Thapa who sends his regards to Hodgson and his wife and from other Nepali officers. Also accompanying envelope. Jang Bahadur's letter, handwritten, 22 sides, dated 15 March 1866. Kenyon's letter, handwritten, 2 sides, dated 15 March 1866

Letter from Jung Bahadur to Brian Houghton Hodgson to acknowledge receipt of Hodgson's letter and that since James Kenyon is about to visit England he will be able to tell Jung Bahadur's news directly to Hodgson. He is about to go on a grand hunt. Handwritten, 2 sides, dated 1 December 1866. With accompanying envelope with Hodgson's annotations.

Letter from Gajrajsing Thupa to Brian Houghton Hodgson who writes of his neglect of maintaining correspondence with Hodgson and of his gratitude for Hodgson's care. He hopes that when Kenyon is with Hodgson he will tell Gajraj's news. Handwritten, 2 sides, dated 17 November 1866.

The series consists of 38 letters from Joseph Dalton Hooker to Brian Houghton Hodgson. They have been organised mainly according to a previous listing made of the material, approximately by date.

Letter from Joseph Hooker to Brian Houghton Hodgson to say that he had arrived at [Zitaljah] the previous day. He agrees that all Hodgson says about Nepal is true. He discusses some publication and his relationship with Hodgson. Handwritten, 9 sides, dated 15 April 1850.

A set of three items which are copies of various letters from Brian Houghton Hodgson to his father, Brian (or Bryan) Hodgson (1766–1858) covering the period 1843-1844, particularly concerning Hodgson's disagreement with the policy of Lord Ellenborough concerning Nepal.

A series of manuscripts in which Hodgson explores some of his interests concerning the Indian sub-continent.