The NGR given is inferred from Watson's description of it (1930) as lying on Duneaves Farm and on its supposed proximity to Cladh Chiarain. It is not clear whether this place lay in Fortingall or pre-1891 Kenmore parish, as the boundary runs close to the NGR given, which is rather vague.
This article was reprinted in W.J. Watson, 'Scottish Place-Name Papers' (London 2002), and references to the article refer to page-numbers in the 2002 reprint.