Argues that Mediterranean society moved in cycles determined both by the environment (geological movement, etc.) and by human societies (the growth and decline of particular political/social powers, systems of government, trade systems, etc.).

Argues that Mediterranean society moved in cycles determined both by the environment (geological movement, etc.) and by human societies (the growth and decline of particular political/social powers, systems of government, trade systems, etc.).

"Primera edicion en espanol, 1945"

Translated into Spanish from German edition.

Proemio [1955] -- Cuestiones esteticas -- Capitulos de literatura mexicana -- Varia: Alocucion en el aniversario de la Sociedad de Alumnos de la Escuela Nacional Preparatoria -- Julio Ruelas, subjetivo -- Una aventura de Ulises -- De la diafana silueta de Silvio, y de como rio trajo este a la vida ningun mensaje -- Los brazos de la Venus de Milo -- Un recuerdo del Diario de Mexico.