Nicolay, C. G. (1965). The Oregon territory: A geographical and physical account of that country and its inhabitants with outlines of its history and discovery. Research Publications.

Nicolay, C. G. The Oregon Territory: A Geographical and Physical Account of That Country and Its Inhabitants with Outlines of Its History and Discovery. New Haven, Conn.: Research Publications, 1965.

Nicolay, C. G. The Oregon Territory: A Geographical and Physical Account of That Country and Its Inhabitants with Outlines of Its History and Discovery. Research Publications, 1965.