A three-quarter length evening dress of black spotted silk organza, the caped bodice and hem of the detached overskirt with tulip-shaped border, the under-dress of three layers of silk chiffon, white sandwiched between black, both parts labelled vertically Grès, 1 Rue de la Paix Paris Modele Exclusif, and made in France and with customs seal, the dress also with canvas tag Betty 111 A.Mireille 11675, 1970s