Vintage Cotillion Formals dress, from Cotillion debutante ball

Vintage Cotillion Formals dress, worn to the Cotillion debutante ball in Washington D.C. bodice has boning. The lace has yellowed a bit over time. Skirt fabric is silk organza with a taffeta lining Measured flat: Armpit to armpit “16 Waist 11.5” Length form skirt down to hem: 42”