Name
- Arbuthnot, Robert, civil servant in Ceylon, 1760-18091
- Armstrong, John, MD; physician and author1
- Arnsteiner, Adam Isaac, Banker, of Vienna1
- Ashburnham, George, 3rd Earl of Ashburnham, 1760-18301
- Ashburnham, John, 2nd Earl of Ashburnham, 1724-18121
- Attems, Franz Ludwig, Count, Canon1
- Auersperg, Franziska, wife of Count Franz Karl von Daun, 1745-18181
- Aust, George, Under Secretary1
- Bagnall, J., correspondent of Sir Robert Murray Keith, fl 17781
- Baillie, Ewen, 1st Baronet of Berkeley Square, army officer, Bengal Army, 1743-18201
- Baillie, Helena Douglas, sister of Rear Admiral Sir Charles Douglas, fl 17891
- Barbiano, Ludovico Carlo Maria, Comte de Belgioioso, Austrian diplomat, 1728-18011
- Baring, John, merchant banker and politician, 1730-18161
- Baring, John, son of John Baring; correspondent of Sir Robert Murray Keith, b 17611
- Barker, John, correspondent of Sir Robert Murray Keith, fl 17881
- Barnewall, Honora, wife of Henry, 4th Viscount Barnewall of Kingsland, d 17841
- Barthélemy, François-Marie, Marquis, French diplomat; Member of the Directory, 1747-18301
- Basset, Richard, Knight, Superintendent General of British Honduras, d 18061
- Bingham, Lidia M-, wife of R Bingham1
- Bingham, Richard, of Add MS 355411