Fernando Botero (1932), "Las Niñas de Vallecas", autoportrait of the artist discovering the work by Velasquez, c. 1950, pencil on paper, titled and signed in pencil, 21x27,5 cm Work linked to this lot : Diego Rodriguez de Y Velazquez (1599-1660), "El Niño de Vallecas", oil on canvas, 107x83 cm - This painting is housed in the Prado Museum collection in Madrid Lucienne Pasquier Collection, provenance directly from the artist