(under subclass 475.17) Method including either (a) the step of guiding a thread along a path which encircles an aperture in the workpiece, (b) the steps of (1) guiding the thread along a path which encircles a location of the intended buttonhole, then (2) making a buttonhole aperture in the workpiece within the region defined by encircling threaded region, or (c) the step of simultaneously forming an aperture in the workpiece while guiding the thread along a path which encircles the aperture.
