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Jefferson National Expansion MemorialThe Old Courthouse at night
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Jefferson National Expansion Memorial
Mathematical Equation
Mathematical equation that lies behind the construction of the Gateway Arch.
The mathematical equation that lies behind the construction of the Gateway Arch.
1843 letter  

Did You Know?
The Museum of Westward Expansion at the Jefferson National Expansion Memorial contains over 150 quotes from diaries, journals, letters and speeches. The designers of the museum felt the actual words of nineteenth century pioneers were the most powerful way to tell their story. Click to learn more.
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Last Updated: July 25, 2006 at 00:22 EST