Masters Degree and

Ph.D, Columbia University.

• Luther Cressman is known as The Father of Oregon Anthropology.

• His most significant discovery came in 1938, when he discovered a pair of perfectly preserved shredded sagebrush bark sandals at Fort Rock in Oregon that were radiocarbon dated from 10,500 to 9,300 years old, making them the oldest footwear found in North America.

source: Luther Cressman

The Sandal & The Cave: The Indians Of Oregon,A Golden Journey: Memoirs of an Archaeologist,Archaeological survey of the Guano valley region in southeastern Oregon (University of Oregon monographs. Studies in anthropology) , Klamath prehistory;: The prehistory of the culture of the Klamath Lake area, Oregon (Transactions of the American Philosophical Society, new ser).