Albert L. Hurtado is retired as Professor and Paul H. and Doris Eaton Travis Chair of Modern American History at the University of Oklahoma....
In this final episode on the Guardian of Yosemite, we look at the end of Clark's life and his legacy.
Tamara Venit Shelton is associate professor of history at Claremont McKenna College and author of Herbs and Roots: A History of Chinese Doctors in...