Catalogue description War and Colonial Department and Colonial Office: British North America, Original Correspondence

The earlier part of this series concerns the boundary between British North America and the United States (1816-1840), and the North West Expedition (1819-1850). The later part consists of domestic correspondence (1857-1868) concerning the North American colonies collectively, including emigration. See also correspondence series for the individual colonies.

For correspondence relating to Canada see CO 42

For registers of correspondence see CO 326 before 1850, CO 328 after 1850. For indexed précis of correspondence see CO 714. For registers relating to emigration see CO 327.