Emil Fischer, Ph.D., M.D., Ing.D.Sc., F.
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Article
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1913
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Elsevier Science
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English
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## ~ELLIOTT CRESSON" MEDAL AWARDS. Io7 the existence of a number of other elements of the same type, and Sir William succeeded in a short time in discovering helium. Three further elements of the same group--neon, krypton and xenon--were afterward discovered by Sir William, associated with Morris