people.eecs.berkeley.edulieber/FermiTalk.pdfFigure 1.3 Victor Hess, discov- erer of the cosmic rays,...
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people.eecs.berkeley.edulieber/FermiTalk.pdfFigure 1.3 Victor Hess, discov- erer of the cosmic rays, after his 1912 balloon flight that reached an altitude of 17,500feet. (Photo- graph