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Old, Wendie. To Fly: The Story of the Wright Brothers. New York: Clarion, 2002. (E)
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Shapiro, Mary J. How They Built the Statue of Liberty. New York: Random House, 1985. (E)
Vanderwarker, Peter. The Big Dig: Reshaping an American City. Boston: Little, Brown, 2001. (E)
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