When did Lt Col Alexander MacLean, Breadalbane Fencibles resign?

Question

Can anyone familiar with the Breadalbane Fencibles, tell me when Lt Col Alexander MacLean resigned? His profile gives that he was with them by 1794

Thank you! Jay

Answer 1

He resigned in Nov 1797 according to page 151, 

A Military History of Perthshire, Volume 1

Comments

Yeah! Thank you Dorothy

Answer 2

Did you read the booklet in the link under sources, it might give you the answer.

Comments

The Clan Gillean just says became Lt Col about 1794, and he is not specifically mentioned in Clan to Regiment (the page ref is to one of the family tables at the end); Biog & Genealogical A/c just says "for some years"