RESERVED for Martcic - Simplicity Vintage 60s Date Dress Pattern s FACTORY FOLDED Women's V Neck Back Party Dress with Sash Vintage. Dating old sewing patterns isn't as easy as just looking on the pattern Many children's styled patterns remained this price as the adult size During the depression era women began to sew more now than ever before. Tips for determining the date of a vintage pattern. Not all of the major companies dated their vintage sewing patterns in the same way. Some placed the dates. Missing: adult woman.