Letter from Henry Thomas Colebrooke to Nathaniel Wallich in which he describes the measures that he has taken to obtain an assistant for Wallich. He regrets the delay in Wallich receiving his publications. He remarks on geological specimens and asks Wallich to thank Capt. G. for the vocabulary of the Kunawar language and is unsure whether to deposit it in the Company's Library or that of the Royal Asiatic Society. He discusses his forestry plantations and the possibility of Wallich obtaining leave. He appends a memo concerning geological specimens. Handwritten, dated 27 July 1825, received 10 December 1825.