Dialogue Paper. No. D97–22. Institute of Economic Investigation, Hitotsubashi University. hdl:10086/14678. ^ a b c d e file g h i j k l m n o p q r s t u v w x y z aa ab ac advertisement ae af agThere have been substantial gold mines in Nubia, and among the 1st maps recognized is of the gold mine During this area. The Wadi Hammamat was a notewor