The same daytime 1930s dresses could be worn from street to afternoon: From a shopping tour or business, to an important luncheon, tea, or matinee date, or for bridge with the girls, dinner, church on Sunday, or an informal evening. 1930s afternoon dresses to be worn out of the home for a variety of activities came in many popular styles, but always they strove to adhere to the 1930s ideal shape, summed up beautifully by this ad for Wards in 1937: wide shoulders, slim fitted waists, swinging lines. 1930s Dress Sleeves, Necklines, and Collars In the early 1930s, dress sleeves were usually long and slim, even for juniors dresses
Side ruched seams
Hepburn doesn't play a French girl, per se, but in the film, her character Sabrina has just returned from a long stay in Paris, seemingly having adopted the French-girl aesthetic along the way
Navy uniform historians have acknowledged that the use of bellbottoms originated from 1817 regulations requiring men to be barefoot and roll their pants up over the knees when swabbing the deck