Árbol de ríos. La historia del Amazonas

This book is a Spanish translation of the proceedings of a conference held in 1986. Archaeologists and conservators from around the world met in Mexico City to examine the unique problems associated with in situ archaeological conservation. The papers presented focus on a wide variety of materials (including adobe, wood, ceramics, textiles, painting, skin, and bone) and sites as diverse as Algeria and the Arctic. Of special note are case studies of three spectacular sites in Mexico: Teotihuacan, Tenochtitlan, and Cacaxtla.

Pensar que el narcotr�fico en nuestro pa�s es algo reciente y exclusivamente nuestro es un error fatal de perspectiva. Lo cierto es que se trata de un fen�meno hist�rico complejo, creado durante los �ltimos cien a�os, en conjunto por M�xico y Estados Unidos. Este libro fue escrito originalmente para el lector estadounidense, con la intenci�n de confrontar la convicci�n generalizada de que los horrores de la �ltima d�cada son un producto mexicano y, por lo tanto, un problema que M�xico debe solucionar. Creer esto alienta posturas como la de Donald Trump, quien sugiere...

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...

Ensayo político sobre la isla de Cuba, de Alejandro de Humboldt, es un libro clave en el análisis de la esclavitud en el Caribe en la primera mitad del siglo XIX.