Atelier Martine. The girls' designs was fresh, spontaneous, inspired by nature . They used gouache or pastel to design colorful floral patterns. Atelier Marine's style was very influencial till the end of the 1930s. Shops were opened in Paris , Berlin, London, Philadelphia and Biarritz. In the late 30s Paul Poiret went bankrupt and and Atelier Martine closed down in 1929.