William J. Breed
William J. "Bill" Breed (August 3, 1928 – January 22, 2013) was an American geologist, paleontologist, naturalist and author in Northern Arizona. He was a renowned expert on the geology of the Grand Canyon. Provided by Wikipedia-
1by Elliot, David H., Colbert, Edwin H., Breed, William J., Jensen, James A., Powell, Jon S.Get access
Published in Science (1970)
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