It’s all in the teeth…

More detailed information on the circa 1500 African slaves found in America…

While remodeling the central plaza in Campeche, a Mexican port city that dates back to colonial times, a construction crew stumbled on the ruins of an old church and its burial grounds. Researchers who were called in discovered the skeletal remains of at least 180 people, and four of those studied so far bear telling chemical traces that are in effect birth certificates.

The particular mix of strontium in the teeth of the four, the researchers concluded, showed that they were born and spent their early years in West Africa. Some of their teeth were filed and chipped to sharp edges in a decorative practice characteristic of Africa.

Full story at NY Times.