North American Boundary Commission

• Further correspondence respecting the determination of the boundary between Canada and the United States
• Geological report of progress for the year 1873 (in part)
• Joint maps of the northern boundary of the United States
• Message from the President of the United States
• Report on the geology and resources of the region in the vicinity of the forty-ninth parallel, from the Lake of the woods to the Rocky Mountains
• 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