1930s Ecru Silk Bias Long Sleeve Gown In the 1930s a curious thing occurred. In the 30s, the line between evening wear, and nightgowns dressing gowns became vanishingly narrow. The same shapes, the same structures and the same materials were Purple 30s Evening Dress Vintage 1930's Royal Purple Silk Velvet Ruched Mutton Sleeve Bias 1930s Dresses Elegant Vintage Styles Retro Stage Image of 1930S EVENING DRESS by Barnaby's Studios Ltd, (20th century)