Bursting with full colour illustrations, a handy, complete guide to the Vikings, from the lives they led at home to their voyages of plunder across Europe and into America.The history of the Vikings is bloody and eventful, and Viking warriors capture the popular imagination to this day. They made history, establishing the dukedom of Normandy, providing the Byzantine Emperors' bodyguard and landing on the shores of America 500 years before Columbus.Beautiful...

Design and Shielding of Radiotherapy Treatment Facilities provides readers with a single point of reference for all aspects of shielding design and radiation protection advice to the construction and modification of radiotherapy facilities. The book assembles a faculty of national and international experts on all modalities including megavoltage and kilovoltage photons, brachytherapy and high-energy particles, and on conventional and Monte Carlo shielding calculations. Their conse...