Word: gatun
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Dates: during 1960-1969
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Barghoorn left Cambridge for Panama on Dec. 11 with Dorothy Osgood, his assistant, Alan K. Graham, a research fellow in Biology, and Graham's wife. The group intended to college rock core samples which had been taken from Lake Gatun by the Panama Canal Company as part of a geological study. Barghoorn hoped to recover fossil pollens from the rock samples...