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Bằng Henry, Alexander, 1765?-1814
Được phát hành 1988 -
New light on the early history of the greater NorthwestThe manuscript journals of Alexander Henry and of David Thompson 1799-1814 Exploration and adventure among the Indians on the Red Saskatchewan Missouri and Columbia riversBookBằng Henry, Alexander, 1765?-1814
Được phát hành 1897 -
The Oregon country under the Union JackA reference book of historical documents for scholars and historiansBookBằng Payette, B. C.
Được phát hành 1962