Butterick 3021; 1970s; Men's Jacket, Pants, Shorts & Vest. Semi-fitted shirt-jacket has buttoned band closing, shaped shirt collar, front yoke, full length sleeves, patch pockets with buttoned flaps, and side slits. Shorts with cuffs or flared pants have fly closing, buttoned waistband, back yoke, and patch pockets. Sleeveless vest for stretchable unbonded knits only has V-neckline. Topstitch trim. Purchased shirts.