waistcoat buttoning question

[JSFMACLJR]

The Duke of Rothesay, whose great-great grandfather started the fashion of leaving the bottom waistcoat button open, generally buttons all of the buttons of his waistcoat when he wears the kilt.

[Joseph McLaren]

The Duke of Rothesay, whose great-great grandfather started the fashion of leaving the bottom waistcoat button open, generally buttons all of the buttons of his waistcoat when he wears the kilt.

ah good! Charlie's pretty much beyond reproach in his approach to highland dress in my book.