Mermaid V Neck Light Blue Beaded Slit Prom Dresses 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 Women's Dresses Rori Tulle Cascade Maxi Dress Blue L by Selfie Leslie Clearance Evening dress in pale blue tulle with stole, Christian Dior, Yves Saint Laurent, 1958, Paris, France, Silk, Tulle and Sequin Museum of the City of New York