Gibson, John, active 1750-1787,  and Payne, John, -1787.  "An accurate map of the British, French & Spanish settlements in Nth. America and the West Indies."  Map.  1762.  Norman B. Leventhal Map & Education Center,  https://collections.leventhalmap.org/search/commonwealth:z603vp431 (accessed June 24, 2021).