A Map of the British and French Dominions in North America, 1755

by John Mitchell (1711—68)

Black and white line engraving with period color; 6.5 feet (2.0 m) wide by 4.5 feet; Thomas Kitchin (1718 – 84), engraver. Full title: A Map of the British and French Dominions in North America: with the Roads, Distance, Limits, and Extent of the Settlements. Published 13 February 1755. Colonial Williamsburg Foundation, Colonial Williamsburg, VA.

At the end of the Revolutionary War, this map was the principal resource for determining the geographic boundaries of the United States during the Treaty of Paris negotiations (signed 3 September 1783).

The Farm Book, plus the elaborate chronologies made by Jefferson scholars which document almost every day of his life, demonstrate that contrary to what Martha [Jefferson] Randolph told her sons, Jefferson was not only not distant from Sally Hemings but in the same house nine months before the births of each of her seven children, and that she conceived no children when he was not there.

— Fawn M. Brodie

Thomas Jefferson: An Intimate History (1974)