Rare map of New England, engraved by Richard Seale in London, in 1756.
McCorckle notes the source as A New And Complete History Of The British Empire In America.
The map iillustrates a line running across New York, New Hampshire and Vermont described as "The French Claim all Northwest of this Line."
A section east of the Connecticut River is called "Barrier against the Indians."
The St. Lawrence River is referenced as the Extent of ye French Settlements in 1754.
This is the first time we have ever seen the map offered for sale.