Monschau , Germany
Dr. Elwin Bruno Christoffel Professor der Mathematik in Zürich · Berlin · Straßburg * 10.11.1829 in Monschau + 5.3.1900 in Straßburg Geburtshaus
Listen to the audio guide for Elwin Bruno Christoffel bronze plaque Free on WIP — starts by itself when you arrive, even with the screen off