TWILIGHT AND DAWN FROM THE 6TH TO THE IOTH CENTURY nated the columns on the ground floor. Simple wide openings alter- nate with short, sturdy piers. The plainness and massiveness of this ground floor (and also of the giant niche of the facade) strike a note utterly different from the subtle spatial harmonies of S. Vitale. Yet the upper floors with their polished antique columns, superimposed in two orders, re-echo something of the transparency, and the floating of space from one unit into another, which make the beauty of Justinian's churches. Aachen sums up the historic position of Carolingian architecture 0 7, FULDA: ABBEY CHURCH, BEGUN 802. at the extreme end of Early Christian and at the beginning of Western developments. Roman-Christian intentions—it is eminently signifi- cant that on Christmas Day of the year 800 Charlemagne made the Pope crown him with the crown of a new Holy Roman Empire— are everywhere traceable but appear marred or in other cases rejuve- nated by the naive vigour of an unskilled, but very determined, somewhat barbarous youth. Of the major churches of which we know some are in plan surprisingly pure Early Christian—St. Denis and Fulda derive directly from St. Peter's.and the other Roman 10