Cuillion and Sandy, Katlaughing and Fred and Terry, thanks for these references, most are new to me, and I'm chasing each one up.
Jack, your point about piping and the military is a central one, has to feature.
Gutcher, I need to talk to Maggie, who is a pal, she did work re Tiree emigrants to Canada.
Re Macs, when I do song and story visits with very small kids a Highland cow sometimes comes into a song, and he says 'Macmoo!'
In Gaelic he might perhaps says 'Mooach!'
Ewan