Name
- Harris, James, 1st Earl of Malmesbury9
- Elliot, Hugh, diplomat and adventurer, 1752-18308
- Fraser, William, Under Secretary of State8
- Green, Nathaniel, Consul at Trieste and (1787) at Nice8
- Murray, David, 2nd Earl of Mansfield8
- Drummond, Andrew Berkeley, banker, 1755-18337
- Howard, Henry, 12th Earl of Suffolk, politician, 1739-17797
- Coxe, William, Reverend6
- Drummond and Co, bankers, London6
- Gaudy, Catherine, correspondent of Sir Robert Murray Keith, fl 1776-17886
- Murray, Frances M-, Miss6
- Seymour-Conway, Henry, General, Secretary of State6
- Strange, John, British Resident at Venice (1773-1778)6
- Yorke, Philip, 3rd Earl of Hardwicke6
- Ainslie, Robert, 1st Baronet, diplomat and numismatist, 1730-18125
- Cornwall, John, of Add MS 355105
- Fitz Herbert, Alleyne, Baron St Helens, ambassador and privy counsellor, 1753-18395
- Frederick II, King of Prussia5
- Joseph II, Holy Roman Emperor5
- Keith, Robert Murray, Envoy al Dresden (1769), Cpenhagen (1771), and Vienna (1772)5