072Iron Working in Africa讲解

104Southwest Agriculture讲解

136The Western Roman Empire in the Fifth Century讲解

第10篇The Roots of Economic Transformation in England

第42篇The Evolution of Plant Roots

53篇Sequencing Ice Ages

第85篇Greek Art in the Classical Age

第117篇Sea Turtle Hatchling Strategies for Navigation

第149篇The British Economy under the Roman Empire

第181篇Artisans in Sixteenth-Century Europe