 She continued to be popular among the Parisian artistic social circles and was notably friends with Jean Cocteau and Marcel L'Herbier, in whose film "L'Inhumaine" (1924) she starred.In 1930, Leblanc published "Souvenirs" (1895–1918), an account of her liaison with Maeterlinck.She also authored a further autobiography and several children's books and travelogues.