Category:Foucault pendulum in National Museum of American History

Media in category "Foucault pendulum in National Museum of American History"

The following 2 files are in this category, out of 2 total.

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  Foucault pendulum in United States National Museum, 1951.jpg 2,220 × 1,850; 1.07 MB
  
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  Pendulum Hall in the National Museum of History and Technology (8722701367).jpg 6,712 × 5,294; 1.92 MB