Johann Philipp Ries

German biologist

German physicist, chemist, mineralogist, mining engineer and naturalist

German chemist

German mineralogist

German geologist

Dt. Mineraloge und Oberbergrat des Bergamtes Kirchen

German mineralogist

Bergbauingenieur und Beamter

German physician and mineralogist

German mineralogist, mining engineer and professor of mineralogy

German writer, artist, natural scientist and politician

German mineralogist