Letter from Archibald Campbell to Brian Houghton Hodgson in which he thanks Hodgson for his and Hooker's letters and the pleasure they gave in his time of trouble. Campbell is concerned about their relationship and how Hodgson views their situation but hopes they will be released and able to meet face to face, and once released the Government will do its duty and Campbell will have little to regret of this time of imprisonment. Handwritten, 2 pieces, 5 sides, dated 14 December, 1849.

Correspondence with Sir Mountstuart Elphinstone Grant Duff. A set of letters between Hodgson and Grant Duff concerning trade routes through Nepal and Tibet, dating to 1873.