Delicate lace edge to fichu, white silk bows en échelle to stomacher, two tiered white lace ruffles (engageantes) to three quarter length sleeves, white lace edging to open robe a la Française of violet silk, two tiered white lace wide flounce to matching violet silk petticoat. Detail from portrait of Marie Louise Therese Victoire (Madame Victoire) by Adélaïde Labille-Guiard (Versailles), 1788.
Sack-back gown or Robe à La Française (back) Circa 1750-1755. Figured silk purl, silver lamé and crimping. It had a full pleate cut at the back and front. The term Watteau back came to be attached to the loose-fitting, pleated-back styles in the 19th c.