Letters to Sir George's brother William Barlow from their cousin George Edward Pratt Barlow (b 1784), who was later the co-respondent in Sir George's divorce.
Miscellaneous letters, mostly personal, concerning India and Sir George's service there, including letters from Colonel John Baillie (1772-1833) soliciting support for his candidature as Director of the East India Company.
Letters from Colonel John Collins (d 1807), Resident at Lucknow concerning events in India 1805-07, with letters from his wife Charlotte and son George about the careers in India of George Collins and his brother Henry.
Photocopy of letter book of private letters from Sir George when acting Governor-General of India to the Chairman of the Court of Directors and to the President of the Board of Control.