May 16, 2017
Grand Canyon National Park paleontologists Dr. David White (left) and Dr. John Merriam (right) take a break from their work at the the Cedar Ridge Fossil Quarry near South Kaibab Trail circa 1927.
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Grand Canyon National Park paleontologists Dr. David White (left) and Dr. John Merriam (right) take a break from their work at the the Cedar Ridge Fossil Quarry near South Kaibab Trail circa 1927.
By Williams-Grand Canyon News
May 16, 2017