A general map of the middle British colonies, in America [cartographic material] : Containing Virginia, Maryland, the Delaware counties, Pennsylvania and New Jersey. With the addition of New York, and the greatest part of New England, as also of the bordeRobert Sayer and John Bennett (Firm)1776"The seat of the war in the middle British colonies, containing Virginia, Maryland, the Delaware counties, &ca."From the author's The American military pocket atlas. [1776]Hand colored.Inset: A sketch of the upper parts of Canada.Relief shown pictoriacartographic