Simplicity 6440; ©1966; Misses' One-Piece Dress: The A-line dress has scooped neckline, back zipper and front seam interest. V. 1 has short set-in sleeves, collar and button trim. Sleeveless V. 2 has scalloped collar and ribbon bow. V. 3 with short set-in sleeves and neck ruffle is lined when made of lace, eyelet and sheers.