Tierra y colonos

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced from the original artifact, and remains as true to the original work as possible. Therefore, you will see the original copyright references, library stamps (as most of these works have been housed in our most important libraries around the world), and other notations in the work. This work is in the public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute...

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced from the original artifact, and remains as true to the original work as possible. Therefore, you will see the original copyright references, library stamps (as most of these works have been housed in our most important libraries around the world), and other notations in the work. This work is in the public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute...

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced from the original artifact, and remains as true to the original work as possible. Therefore, you will see the original copyright references, library stamps (as most of these works have been housed in our most important libraries around the world), and other notations in the work. This work is in the public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute...

"Con ese tema de fondo, y avalado por un intenso trabajo de investigación a sus espaldas, Antonio Las Heras ha publicado El Enigma Tunguska, un libro donde intenta aportar algo de luz a uno de los acontecimientos más enigmáticos vividos por la historia de la humanidad reciente."(Web Comentarios de libros) Un misterio que aún no ha sido resuelto, una profunda investigación sobre un cataclismo decenas de veces mayor que una bomba atómica y cuyas causas aún nos son desconocidas. El 30 de junio del año 1808, una explosión de origen desconocido arrasaba completamente un bosque cercano al...