Simplicity 2910; ©1959; Misses' One-Piece Dress with Two Skirts, Belt and Cummerbund: Sleeveless dress has a wide collar and back zipper closing. V. 1 sheath dress has a vent opening at lower edge, lace medallion trim and self fabric belt with bow. V. 2 features full skirt with soft inverted pleats and contrast cummerbund.