Printed map. Fourth state. "November 29th, 1774." Two visual scales. Prime meridian: London and Ferro. Includes 2 inset maps: A plan of the town of Boston and A plan of Boston Harbor from an accurate survey. Described in Sellers and Van Ee, Maps and Charts of North America and the West Indies 1750-1789, entry 800, p. 173-174: "4th state... Date of imprint to 1774." Originally published 1755, 1768, 1769?