Néhány link, csak egyiptom kapcsán:
http://showcase.netins.net/web/ankh/predynastic.html

http://lithiccastinglab.com/cast-page/fishtailbifacecast.htm

http://archaeology.asu.edu/jordan/egypt.html

http://www.tigtail.org/TVM/E/Ancient/Egypt/Egypt-artifacts/egypt-1.1.0.pre-dynastic.html

http://ancientneareast.tripod.com/Badarian_Culture.html

http://www.digitalegypt.ucl.ac.uk/Welcome.html

A skorpiókirály