Commemorating the first centennial of the inauguration of the first Open Air School of painting in Mexico, this edition is a general revision of the artwork of the students and teachers that were part of the diverse Schools of Art, through a detailed selection of their production (oils, watercolors, crayons, prints, photographs and diverse materials) divided in three main topics: landscape, portrait and architecture. The book "features the pedagogical moment that transformed art in the early decades of the 20th century. This academic crisis and later reformulation of the artistic paradigms had an international transcendence. Ramos Martnez as headmaster of the project that started in 1913 is "perhaps the most important contribution (...) to cultural history in Mexico" in the opinion of noted academic and researcher Fausto Ramrez. (Our translation)--Page [11].