Simplicity 8520; ©1969; Misses' Vest, Blouse and Pants: The blouse with front button closing has shaped "shirt-type" collar, patch pockets and long set-in sleeves gathered with elastic casings forming self ruffles. The sleeveless and collarless, lined vest with front opening and button trimmed flaps may be trimmed with top-stitching or with sequin banding. The pants with side zipper and optional purchased belt may be trimmed with sequin banding or with buttons.