Simplicity 3811; ca. 1961; Girls' One-Piece Dress with Detachable Collar and Cuffs: Dress has a set-in sleeves and back zipper. Full skirt is gathered into waistline at side front and back. V. 1, 2 have self tie ends. V. 1 has self collar and cuffs and purchased corded piping. V. 2 has contrasting detachable collar and cuffs. V. 3 has lowered neckline and lace edging.