Simplicity 6879; ©1966; Simple-to-Sew Sub-Teens', Teens' and Misses' One-Piece Dress: (Including Tissue Lesson-Chart ... "How to trim a shift.") The collarless and sleeveless A-line dress has slightly lowered round neckline. V. 1 & 3 have back zipper closing and waistline darts. V. 1 has bib with embroidered eyelet edging, button and ribbon bow trim. Rick-rack and button trimmed V. 2 without waistline darts has back opening with loop and button. V. 3 has embroidered eyelet beading and ribbon trim.