History and Archaeology
- Applegate River
- Centennial Exposition of 1959
- Day of Remembrance
- French Prairie
- Henry Haefner (1884-1978)
- High Desert Museum
- George Himes (1844-1940)
- Japanese American Historical Plaza (Portland)
- Jason Lee House
- Lewis & Clark Exposition
- Lewis and Clark Bicentennial
- John C. Merriam (1869-1945)
- Walla Walla Treaty Council 1855
- Victor Charles West (1921-2002)
- Winship Settlement
