Author Dava Sobel's New Book About Copernicus: A More Perfect Heaven
29:47•2011-12-05
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Author Dava Sobel's New Book About Copernicus: A More Perfect HeavenLearn more about your ad choices. Visit megaphone.fm/adchoicesSee omnystudio.com/listener for privacy information.See omnystudio.com/listener for privacy information.