Autobiography of Thomas Jefferson by Thomas Jefferson 1743 - 1790 With the Declaration of Independence January 6, 1821 At the age of 77, I begin to make some memoranda and state some recollections of dates & facts concerning myself, for my own more ready reference & for the information of my family. 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