Alfonso X y su época

De la mano de dos expertos, Javier Sierra y Jesús Callejo, nos adentramos en la España más misteriosa, desconocida, inquietante y asombrosa. Desde objetos voladores no identifi cados a apariciones misteriosas, pasando por reliquias o santuarios de origen desconocido, los autores recogen las historias que viven en la memoria colectiva de este país.

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...

Esta importante obra histórica relata desde un ángulo no convencional la historia de los pioneros de la aviación que dedicaron sus vidas, y a menudo sus fortunas, a la evolución del aeroplano tal como existe hoy en día. Ya en noviembre de 1809 Sir George Cayley publicó un ensayo magistral prácticamente inventando el avión. Permaneció olvidado durante 62 años, hasta que fue encontrado por Alphonse Pénaud. En agosto de 1871 Pénaud voló su Planoforo, el primer modelo que se asemejaba a un avión moderno. Había descubierto el secreto de la estabilidad longitudinal inherente. La...

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...