Simplicity 6392; ©1966; Sub-Teens' and Misses' One-Piece Dress: (Including Tissue Lesson-Chart ... "How to apply a neckline facing and collar"). Dress with slightly lowered round neckline has back zipper. V. 1 is sleeveless. V. 2 has welts and short set-in sleeves. V. 3 with collar and short set-in sleeves has welts and top-stitching trim.