Context

Context of Reports upon the survey of the boundary between the territory of the United States and the possessions of Great Britain from the Lake of the woods to the summit of the Rocky mountains : authorized by an act of Congress approved March 19,1872 : Archibald Campbell, commissioner. Captain W. J. Twining, Chief astronomer. Pub. in accordance with an act of Congress, approved March 3, 1877
Processing Feedback ...