Product Description: Atlas of Leaf Venation and Oil Gland Patterns in the Eucalypts is an aid to the identification of eucalypts in the field and a confirmation of the natural affinities between species and higher-level taxa on the basis of their comparative morphology...read more

Product Description: The history of Poland is a fascinating study of a people struggling to achieve nationhood in the face of internal and external enemies. Poland became a unified Christian state in AD 966 and by the 12th century a knightly class had emerged - a force that was integral to the defense of Poland against increasingly frequent foreign invasions...read more

Product Description: Byzantium was the last bastion of the Roman Empire following the fall of the Western Roman Empire. It fought for survival for eight centuries until, in the mid-15th century, the emperor Constantine XI ruled just a handful of whittled down territories, an empire in name and tradition only...read more

Product Description: After disastrous defeats at the hands of the Mongols in the 13th century, the Russian principalities became vassals of the Khans of the Golden Horde for more than 200 years; and at the same time the western princes faced the German crusaders of the Teutonic Order...read more