 Not only did he write his book ""La Relatividad General ante la pruba Suprema"" -(The General Relativity) but he was also famous at the time because of his articles on magazines such as the ""Revista de Obras Publicas"" -(Magazine of Public Inventions).Between his many articles, today we have one that he titled ""Expresion de la Potencia de un Ventilador"" in which he tells the reader how to mathematically find the effectiveness of a fan and how much better could it be with an electric motor, now remember this article was written in December 1904.Between other of his many accomplishments, he was also the leader of the entire masonry in Argentina, a group were only the wise and intellectuals are invited to make part of.