Culture of pre-Mongol Rus

What was the language in which our ancestors said in the pre -Mongol era, what words formed the basis of the Old Russian Dictionary? Where do the origins of Russian literature go and what became the basis of its independence? How did the construction culture develop, what was the originality of architecture in various Russian lands? How were the Byzantine traditions of mosaics, frescoes and icon painting have been accepted in Rus" and found their national traits? What were the features of Russian applied art - enamel, ink, wood and stone carvings, etc. And why did not sculpture in Russia in Rus"? What brought the Church into Russian culture and how did the complex interweaving of Christian representations and pagan remnants in the minds of an old Russian man affect the development of culture? All these questions are answered by a book, which includes essays on domestic historians of the first magnitude, dedicated to the most important aspects of the spiritual culture of the pre -Mongolian Rus"