Simplicity 1599; ©1946; Misses' and Women's Blouse: The blouse has an underarm gusset and tiny puffed sleeves. In Styles I and III, ribbon is drawn through the neckline casing and elastic through the sleeve casing. In Style II, embroidered edging at the sleeve and neck edges serves as casing. The blouse may be worn off the shoulders. Top-stitched braid trims Style III.