Top graphic: T. gibbosula and C. rustica shells present in layer 4c of the cave in Morocco, which ended up beads from precisely what is now referred to as the oldest jewelry in the world. Supply: A. Bouzouggar, INSAP, Morocco / It is still not known about person's 1st efforts https://africanbeadwork23210.vidublog.com/30349776/the-single-best-strategy-to-use-for-bead-stringing