East Barrière River adopted 27 July 1966 on 82/NW, not "South Fork Barriere River" as labelled on BC map 1EM, 1915.
Source: BC place name cards, or correspondence to/from BC's Chief Geographer or BC Geographical Names Office
[note: the various ...Barrière... features are presented without the grave accent on BC Lands' map 3J, 1914 et seq, and in the 1930 & 1953 BC Gazetteers.]
Source: BC place name cards, or correspondence to/from BC's Chief Geographer or BC Geographical Names Office