The changing face of U.S. currency

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  • čas přidán 23. 04. 2016
  • The Treasury Department this past week announced Andrew Jackson's face on the front of the $20 bill will be replaced by that of escaped slave-turned-abolitionist Harriet Tubman. When it comes to the green that's been printed over the years, not all our currency has stayed current. Charles Osgood reports.

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