"and on This Rock I Will Build My Church. a New Edition of Philip Schaff's "history of the Christian Church

„And on this Rock I Will Build My Church". A new Edition of Philip Schaff's „History of the Christian Church": Medieval Church History. From Gregory VII. to the Protestant Reformation A.D. 1049-1517

„And on this Rock I Will Build My Church". A new Edition of Philip Schaff's „History of the Christian Church": From Nicene and Post-Nicene Christianity to Medieval Christianity A.D. 311-1073