Prehistoria de la Península Ibérica

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...

American military aviation reached a low point after World War I, lagging behind its European counterparts and facing a peacetime battle for survival. To raise the public profile of aviation, military leaders encouraged their pilots to enter air shows and vie for speed, endurance, and altitude records. As a result, U.S. Army airmen daringly accomplished the first flight around the world in 1924, three years before Charles Lindbergh's famous solo flight. In Around the World in 175 Days, Carroll V. Glines recounts this adventure from the golden age of aviation. After two years of planning, four ...

Durante los siglos XIII-XV, al amparo de los emperadores de Bizancio, el monaquismo de la iglesia de Oriente alcanzó uno de los momentos más creativos y controvertidos de la espiritualidad cristiana. El tema central de los tratados escritos por autores como Gregorio Palamás o Gregorio el Sinaíta es la técnica de oración y la atención del espíritu. Los métodos acerca del control de la respiración durante la recitación guardan sorprendentes similitudes con los ejercicios pisco-fisiológicos del yoga. Pero el trasfondo espiritual de los mismos hay que buscarlo en la tradición...

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...