Simplicity No. 7509 Bonus Basic Dress in Half Sizes (including Bonus Chart "How to make a better fitting dress" and a Personal Dress Chart.) vintage sewing pattern c1967. The collarless A line dress has back zipper and optional self fabric or purchased belt. V1 and 2 have high round neckline and set in sleeves. V1 has long sleeves. V2 has short sleeves and optional top stitching. sleeveless V3 has lowered round neckline. The personal Fit Chart shows alterations for those people who require Personal Fit at waist and hip."