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| Above, the Ohio State drill site in a col between the peaks of Hualcán and Copa in the Peruvian Andes. Photo by Lonnie Thompson, Ohio State University. |
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| Above, once drill sections were retrieved from the ice field, they were stored in show caves near the field camp to keep them frozen. Photo by Lonnie Thompson, Ohio State University. |
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| Porters were used to carry frozen core sections down off the ice field to refrigerated storage trucks, the first leg in their transport eventually back to the Byrd Polar Research Center at Ohio State. Photo by Lonnie Thompson, Ohio State University. |
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