The research sheds light on the role and status of the Coptic clerks in the after Muhammad Ali Pasha period, and their related to the money exchange function, financial transactions since the tenth century AD until the twentieth century. Through of study of twenty one documents varying related to Barclays Bank - Egypt, written in the English and Arabic language, such as official letters, claims and a broadcast receiver license. Back its importance due to sheds light on the economic and political conditions in Egypt from the beginning of the Second World War to its end, and role the Banks in Egypt for affecting about economic conditions. The research also presented the most famous Coptic clerks working at Barclays Bank at the time, and the extent of their social state and their position. The research also touched on the raw materials used in various types of correspondence, including papers, inks, and pens of all kinds, and the most famous companies that manufactured paper and inks.