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Part 1. Map in two parts of Canada East with part of New Brunswick and of the United States, showing the Boundary between the United States and the British Possessions in North America, as established ... [Voir le titre complet] by the Treaty of Washington, 9th Augst. 1842. Enlarged from a Tracing of the Compiled Index Map which is bound up with the original set of enlarged drawings in the Foreign Office, signed by the Commissioners under the Treaty [cartographic material] Part 1. Map in two parts of Canada East with part of New Brunswick and of the United States, showing the Boundary between,...as established byt hte Treaty of Washington,...1842...Enlarged from a Tracing 1...signed by the Commissioners under the Treaty