Timber Framers Guild Forums General Barns and Traditional Timberframing Pegs -- riven, sawn, drawn, turned, driven, etc?

oak pegs of about 1/4 to 3/8 ths square were used extensively in Southern England to fix oak shingles onto timber spires.
They now use nail guns, but many oak pegs survive in the boarding.
So there are some historical uses for sheathing/roofing.