Each part hold togheter thank to a wooden key, the 2 planks of the seat are structured like a plane wing to make it sturdy and lighweight.
Sawn on a "bois montant" machine
(old wooden saw - the planks are moving upward while the saw blade stays)
maple
images @Alexandra Mocanu
Sawn on a "bois montant" machine
(old wooden saw - the planks are moving upward while the saw blade stays)
maple
images @Alexandra Mocanu