Quote Originally Posted by Michael A View Post
Lining and steeking are different things. Steeking (in a 4 yard box pleat) is to reduce lateral stress on the wool and in a high yardage knife pleat to prevent sagging of the pleats. lining is cotton (usually - I am doing a silk one next week) to make it more comfortable and absorb some sweat (for comfort). Canvas against the skin (or even through a shirt) can irritate the skin.
My point was that neither were used historically; ergo neither are necessary today. 🤔