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Greatest Engineering Achievements of the 20th Century

  Link Details for: Greatest Engineering Achievements of the 20th Century
Link Title: Greatest Engineering Achievements of the 20th Century Open in a new window
Link URL: http://www.greatachievements.org/
Link Details: Describes the twenty greatest engineering achievements as determined by the National Academy of Engineering.
Category: Top : Kids_and_Teens : School_Time : Social_Studies : History : By_Time_Period : Twentieth_Century
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Greatest Engineering Achievements of the 20th Century