Dear marion ,
I hope that these sites will help you
عزيزتى ماريون ,
أأ مل أن تساعدك هذه المواقع
http://www.bibalex.org/egyptology/Sections/Show.aspx?ID=LPZ33A5i42hvn2D/JnAUXg==&CatID=e0gEn2QqkjRODlkHoVlOfg==
http://www.civilizationguards.com/2013/11/engraving-and-photography.html
http://ahlelgana7.yoo7.com/t150-topic