SOURCE: NPR
A lock of hair, 15 years of sleuthing and a 200-year-old question. In History by a Hair, Smithsonian Institution scholar Richard Kurin follows the DNA trail back to Thomas Jefferson.
New DNA analysis adds evidence Jefferson fathered children with Sally Hemings
A lock of hair, 15 years of sleuthing and a 200-year-old question. In History by a Hair, Smithsonian Institution scholar Richard Kurin follows the DNA trai
