History of the Bean Family
Lieut General Alexander Watson, who married Emily Bean, was Commandant of the 6th Battn. Royal Artillery and died at Brighton aged 80 (?). He received his first commission 19 June 1792: became 1st Lieut in 1798: Captain in 1799: Major in 1809: Lieut Col. in 1814; Col. in 1825: Col. Commandant in 1842: Major General in 1846: Lieut General in 1847. He served in Flanders in 1793, 1794 and 1795: including the battles of ...
Resigned an appointment and volunteered his services in S. Americal. Commanded the artillery at the attack and capture of Buenos Ayres. A senior officer arriving, he then acted as aide-de-camp to Genl. Sir Wm. Lumley till the troops left the country and returned to the Cape.

He was Godfather to my father Alexander Bean, who was 5th son of his brother-in-law Edwin Samuel Bean.