This video is 20 minutes long. If you would like to show it in two parts a good place to stop is at about 9:37 - Just after the photo of Isaac Newton.
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Archives
February 2020
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This video is 20 minutes long. If you would like to show it in two parts a good place to stop is at about 9:37 - Just after the photo of Isaac Newton.
|
Archives
February 2020
|