Leon H. Johnson
Leon H . Johnson ( March 6 , 1908 – June 18 , 1969 ) was an American chemist and mathematician who served as President of Montana State University from 1964 to 1969 . 
<triplet> Leon H. Johnson <subj> March 6, 1908 <obj> date of birth <subj> June 18, 1969 <obj> date of death