Simplicity 6573; ©1966; Misses' One-Piece Dress: Dress with back zipper and top-stitching trim has skirt front gathered to bodice front in lowered waistline seam and concealed pockets in skirt front seams. Collarless V. 1 with long set-in sleeves has bias cut bodice front. V. 2 with short set-in sleeves has collar. V. 3 is sleeveless and collarless.