Porfirio Díaz

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.

A carretón y canoa presenta la obra completa de Luigi Balzan (1865-1893), naturalista y explorador italiano de ideas progresistas, formación humanística y científica y notable capacidad para la aventura. Después de cinco años en Paraguay dedicado a la enseñanza e investigación de las ciencias naturales, emprendió un fascinante y sacrificado viaje de exploración, promocionado por la Societá Geografica Italiana. Recorrió en solitario el territorio boliviano entre 1891 y 1893, adentrándose en la realidad social y sus variantes étnicas. Transportado en barco, tren, diligencia, lomo...

Japón es uno de los países que más se adaptan en el mundo. Puede hacer un cambio muy rápido, aun después de crisis que detendrían el progreso de otras naciones. Cuando los shogunatos colapsaron en el siglo XVII, el sistema feudal se desintegró.

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...