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Dr. Gina Semprebon, Chairman of the Science and Mathematics departments at Bay Path College, holds a skull made from the mold of "Lucy," which was found in Ethiopia in 1974 and is said to be 3.2 million years old.

Dr. Gina Semprebon, Chairman of the Science and Mathematics departments at Bay Path College, holds a skull made from the mold of "Lucy," which was found in Ethiopia in 1974 and is said to be 3.2 million years old. Courant Photo by Stephen Dunn
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