1940's Simplicity Button Up Shirt, Pants and Sleeveless Bolero Jacket Pattern - Bust 32" - No. 1971Simplicity pattern circa 1947 Slacks, Bolero and Blouse: The slacks, fitted with back waistline darts feature front pockets and a side opening. Belt carriers join the the upper edge and a purchased belt is used. The sleeveless bolero, in Style II, has darts at the back shoulder and front underarm. The blouse, styled with bound pockets and a convertible collar is fitted with darts at the front underarm and dart tucks at the back waistline. Long sleeves