John Castlefranc Cheveley visits 'McDonald Edmonston' in Demerara in the early 1820s, meets Robert Edmonston [sic] and comments that Robert's brother Archy had inherited the business from his uncle 'old Mr Archibald', an upriver timber merchant.
Sources
Unpublished MS of Vol. 2 of Autobiography of John Castelfranc Cheveley (Vol. 1 published as 'No Messing' edited by C.C. Thornburn)