The children from Renoir’s ‘Rosa e Azul’ (1881) pose for a photo at São Paulo Museum of Art. (http://www.designboom.com/art/canvas-project-figures-famous-paintings-04-18-2016/). Renoir portrayed the 2 daughters of the banker Louis Raphaël Cahen d'Anvers, the blonde, Elisabeth, born in December 1874, and the younger, Alice, in February 1876, when they were respectively 6 and 5 years old. (https://en.wikipedia.org/wiki/Pink_and_Blue_%28Renoir%29)