Ball gown in off-white silk organza with machine embroidered black cotton Chantilly lace effect, over ice blue taffeta; floor-length; fitted strapless bodice, built-in boned off-white organza corselet; sweetheart neckline; decolletage in draped ice blue silk satin, extending into sash that wraps around proper right to left waist; full bell skirt; sunburst-pleated taffeta at either side of center back box pleat; center back zipper closures, bodice and corselet; three-layered cotton net petticoat; off-white China silk attached slip. Labels: Hattie Carnegie Custom Made ; 5884 44 / Mrs. John D. / Rockefeller. Worn by Blanchette Ferry Hooker (Mrs. John D. Rockefeller III.)