In his Autobiography, Jefferson wrote:
The tradition in my father’s family was that their ancestor came to this country from Wales, and from near the mountain of Snowdon, the highest in Gr. Br. I noted once a case from Wales in the law reports where a person of our name was either pl. or def. and one of the same name was Secretary to the Virginia company. These are the only instances in which I have met with the name in that country.
The claim that Thomas Jefferson fathered children with Sally Hemings, a slave at Monticello, entered the public arena during Jefferson's first term as president, and it has remained a subject of discussion and disagreement for two centuries.
The cumulative index is the most up-to-date version, superseding those found in the print volumes. The abbreviation "TJ" stands for Thomas Jefferson. Cross references are hyperlinked to main entries and relevant subentries. This index only provides references to pages in the published volumes.