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![]() | Open DocumentShare Result on FacebookCountryUnited Kingdom / /OrganizationCongress / National Aeronautics and Space Administration / Royal Institution / /PersonLouis Essen / Carl Zapffe / Carl A. Zapffe By Harry / Einstein / Harry H. Ricker III / Jack Graham / /Positionauthor / present writer / writer / Technical Issues The author / representative / /URLhttp /SocialTag |