Whitman Mission National Historic Site by Erwin N. Thompson
Marcus and Narcissa Whitman and the Opening of Old Oregon by Clifford M. Drury
A Brief History and Description of the National Park System
Did You Know?
Wagons used on the Oregon Trail had to carry nearly 2000 pounds of supplies. They traveled 2000 miles or more to the Oregon Country. Most wagons were pulled by oxen as they could eat the prairie grass and survive without lots of food for lengthy periods.