Karl Wilhelm Ritter
Karl Wilhelm Ritter ( ; April 14 , 1847 in Liestal ( Switzerland ) – October 18 , 1906 in Zell , Zürich ) - civil engineer , professor of the Swiss Federal Institute of Technology Zurich , the rector of the Polytechnic Institute of Zurich ( 1887–1891 ) . 
<triplet> Karl Wilhelm Ritter <subj> April 14, 1847 <obj> date of birth <subj> Liestal <obj> place of birth <subj> October 18, 1906 <obj> date of death <subj> Zell, Zürich <obj> place of death <subj> civil engineer <obj> occupation <subj> Swiss Federal Institute of Technology Zurich <obj> educated at <subj> Polytechnic Institute of Zurich <obj> educated at <triplet> Liestal <subj> Switzerland <obj> country <triplet> Zell, Zürich <subj> Switzerland <obj> country <triplet> Swiss Federal Institute of Technology Zurich <subj> Switzerland <obj> country <triplet> Polytechnic Institute of Zurich <subj> Switzerland <obj> country