Walther Klüpfel was born at Heidelberg on 28 May 1888. He studied geology in Metz, Heidelberg, Berlin, Vienna and Strasbourg. He served in the First World War and was awarded the Iron Cross, Second Class for his efforts in supplying the German troops on the Western Front with water. He was teaching at the University of Giessen when he was called up for military service in 1941. At first he was in charge of a cartographic unit stationed at Granville before being moved to Jersey in August 1941. His task involved producing a report relating to the geological structure of the island, its building material , mineral resources and water supply. These factors were an important part of the plan to fortify the Channel Islands. At the weekends Klüpfel relaxed from his military duties by undertaking private geological studies. He appears to have left Jersey around the time of the D Day landings in June 1944. After the war Klüpfel returned to the University of Giessen and later the University of Marburg. He died on16 September 1964.