Linguistic analysis of the article with the same title, publ. in 1857 by Luis de la Escosura y Morrogh (1829-1904) in the magazine Revista Minera.
"Escosura y Morrogh, Luis de la, 1821-1994"-- information taken 3/11/11 from the online Catálogo de la Biblioteca Nacional de España at http://www.bne.es/es/Inicio/index.html