Jacob Hermann Knapp
Jacob Hermann Knapp ( March 17 , 1832 – April 30 , 1911 ) , also known as Hermann Knapp , was a German-American ophthalmologist and otolaryngologist . 
<triplet> Jacob Hermann Knapp <subj> March 17, 1832 <obj> date of birth <subj> April 30, 1911 <obj> date of death