Quote Originally Posted by Regimental View Post
Interesting, though again WW2-era, and I don’t suppose we can know exactly what the mirror was for without some testimony from kilted soldiers themselves (albeit I’m struggling to think of many other purposes!
My recollection is that he said the mirror was at the door (out onto the parade ground?). He definitely thought it was to check that nothing was being worn. However, he might have been mistaken since it doesn’t seem to have been in use; it might have been the opposite.