Simplicity 4964; ca. 1963; Boys' Shirt with Convertible Cuff: Shirt has back yoke with a forward shoulder seam. Sleeves are set-in and there are flat fell seams for armholes and side seams. Shirt button-closes at front and has a straight lower edge. There is a pocket at upper left side. Collar may be buttoned down. V. 1 features long sleeves with cuffs, which may fasten with cuff-links or be buttoned. The collar edges have top-stitching. V. 2 sleeves are short.