Cocktail ensemble comprising dress and jacket in black satin

A: Strapless cocktail dress; black velvet bodice underlay at decollete; front faux-button effect, internal corset; attached self bow belt at waist; bell skirt supported by built in silk and net underskirts, velvet band at hem of outermost underskirt; center back zipper closure. B: Above-waist length jacket; collarless, rounded wide neckline; 3/4-length sleeves; three covered button closures; black silk velvet lining. Label: Christian Dior Autumn-Winter 1958.