To be fair to the Replica building team - when you look on their FB page +Hangar 32 website - they use both forms of the unofficial name
I find it quite amusing that people think abbreviations are a modern 'thing'.
I also find it quite amusing that they think the replica building team have 'invented' this abbreviation
As I posted previously - the team have done thousands of manhours of work on this beautiful replica and previously were based at East Fortune where they would have had access to much information about the history of this Sopwith Aircraft.