Internet History Sourcebooks Project
Fordham University: Medieval Sourcebook: The Fatimid Royal Family
Fordham University offers an extensive description of all the wealth and properties amassed by the Fatamid Family during their reign in Cairo.
Tour Egypt
Tour Egypt: The Viziers of Ancient Egypt
An excellent Tour Egypt site devoted to the explanation of the role of viziers in ancient Egypt. Includes hyperlinks to related subjects and a table of pharaohs and their viziers.