The National Institute Library in Santiago (Chile)Ā is undergoing a process of modernization that includes the development of a new image that reflects the opening of this old library, forgotten for many years, to a modern world filled with diversity and new digital tools. The form is presented as a window, which reflects some architectural elements of the modernist building where is located, and configuratesĀ a new basic framework that opens to the world, which contains the huge richness and treasures of an historical Library.