Henri George Doll
Henri George Doll ( 13 August 1902 in Paris – 25 July 1991 in Montfort-l'Amaury , France ) was a French-American scientist . 
<triplet> Henri George Doll <subj> 13 August 1902 <obj> date of birth <subj> 25 July 1991 <obj> date of death