The point on the underside of the last opposite the spring point on the top of the last. The line between the two points bisects the curve of the last at the ball point.
— Bill Bird, Anatomy of a Shoe Last
The point on the underside of the last opposite the spring point on the top of the last. The line between the two points bisects the curve of the last at the ball point.
— Bill Bird, Anatomy of a Shoe Last