1960s Boys' Shirt Sewing Pattern Simplicity 4964, Complete, Chest 32"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 featuers long sleeves with cuffs, which may fasten with cuff links or be buttoned. The collar edges have top stitching. V, 2 sleeves