Johannes Classen
Johannes Classen ( November 21 , 1805 , Hamburg – August 31 , 1891 , Hamburg ) was a German educator and classical philologist . 
<triplet> Johannes Classen <subj> November 21, 1805 <obj> date of birth <subj> Hamburg <obj> place of birth <subj> August 31, 1891 <obj> date of death