Genealogías del presente

Breve y famoso ensayo en el que se recorre la historia de la invencion y de la difusion de las maquinas del tiempo, es decir, los relojes, primeros aparatos de precision que, en sintonia con la exigencia del Occidente medieval y moderno, escanden los tiempos de la vida social. El autor describe desde los talleres medievales, hasta el laboratorio de relojes creado a finales del siglo XVII en el palacio imperial de Pekin.

Traducción directa del árabe al español de crónicas históricas referentes al reino de León en la Alta Edad Media contenidas en las fuentes andalusíes, realizando al mismo tiempo el análisis crítico de las mismas

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...