Greenhow, R., United States. Dept. of State., & United States. Congress. Senate. Select Committee on the Oregon Territory. (1840). Memoir, historical and political, on the northwest coast of North America, and the adjacent territories: Illustrated by a map and a geographical view of those countries ... 1840. Blair and Rives, printers.

Greenhow, Robert, et al. Memoir, Historical and Political, on the Northwest Coast of North America, and the Adjacent Territories: Illustrated by a Map and a Geographical View of Those Countries ... 1840. Blair and Rives, printers, 1840.