Joan Feynman, scientist(popsci.com)
popsci.com
Joan Feynman, scientist
http://www.popsci.com/scitech/article/2002-04/my-mother-scientist?single-page-view=true
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http://www.popsci.com/scitech/article/2002-04/my-mother-scientist?single-page-view=true
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