Mitchell, John,  Kitchin, Thomas,  and Millar, Andrew.  "A map of the British and French dominions in North America with the roads, distances, limits, and extent of the settlements, humbly inscribed to the Right Honourable the Earl of Halifax, and the other Right Honourable the Lords Commissioners for Trade & Plantations."  Map.  1755.  Norman B. Leventhal Map Center, (accessed February 20, 2018).