Keywords: Pieter-Harting 01.jpg m Dutch microscopist biologist paleontologist hydrologist geologist http //www universiteitsmuseum nl/Collectie/Detail/UG-5207 q Harting Universitätsmuseum Utrecht Johan Heinrich Neuman 1819-1898 painting Universiteitsmuseum Utrecht 1883 Pieter Harting Media from the University Museum Utrecht Johan Heinrich Neuman PD-old-100 |