Evening dress in pale blue tulle with stole by Yves Saint Laurent for Dior, 1958 Spring Summer Collection . Pale blue tulle with applique of small silver sequins in star, leaf and Long Chiffon Sweetheart Neckline Corset Prom Dress Evening gown with sky blue embroidery on white organza A gorgeous evening dress in pale blue tulle with stole, by Yves Saint Laurent for Christian Dior ,1958 .In silk, tulle and sequin .Source: Museum of the City of New York Stella Couture 25140 Long Prom Dress Blue 0