Make a skirt in one day. In this class, Cal Patch will show you how to cut from a pattern and sew a classic, flattering A­-line skirt. You will learn how to sew darts, seams and seam finishes, hems, invisible zippers and bias­ tape facings, all of the elements you need to begin making your own clothes. The pattern will be provided. Class size limited. Sign up at dropforgeandtool.com. 84 Green Street in Hudson, NY.