Copts in the Egyptian Society before and after the Muslim conquest : archaeological, historical and applied studies ; papers in English and French at the First International Coptic Studies Conference Life in Egypt during the Coptic Period "Towns and Villages, Laymen and Clergy, Bishops and Dioceses", Bibliotheca Alexandrina Center for Calligraphy Studies, 21-23 September 2010. Part 2 - Mahmoud, Loaay; Mansour, Ahmed (Bibliotheca Alexandria, Calligraphy Center, 2016)