Expert

Franz Balke, who studied art history at the universities of Tübingen, Berlin and Bonn, worked for ten years after the First World War as a teacher and educator and had his own community home in Cammin/Pomerania.

The numismatist Fritz Dworschak took advantage of the Nazi era to assume central functions in the Vienna museum scene.

Robert Eigenberger studied art history at the German University in Prague and wrote his doctoral thesis in 1913 on the sculptor Adam Krafft.

Johann Nikolaus Richard Ernst, son of a businessman, went to school and university in Prague and obtained a doctorate in art history and classical archaeology in 1909.

Karl Garzarolli-Thurnlackh studied art history and history in Vienna and Graz, receiving his doctoral degree from the University of Graz in 1920.

Siegfried Gerstl was a Kommerzialrat and sworn commercial court expert in agricultural machines. In this function he gave talks to farmers' associations and published articles in trade journals such as the Wiener Landwirtschaftliche Zeitung.

Hildegard Gussenbauer, daughter of the surgeon Carl Ignatz Gussenbauer, was an art broker, consultant and dealer in Vienna.

Until 1921, Oskar Hamel was an officer and then senior officer in the Vienna Provincial Tax Office before turning to antiques and starting an independent business in 1923. He also collected coins and stamps.

After completing his training at the teaching college in Krems an der Donau and his study of art history with Josef Strzygowski at the University of Vienna, Karl Hareiter worked as an art teacher until 1939 and als

Anton Kraus, son of a merchant, was employed as a trainee in an accounting department of the Imperial and Royal Ministry of Finance between 1912 and 1914 after graduating from a secondary school in St. Pölten.

After Moritz Lindemann had worked as a goldsmith and jewel designer and then as a quick-sketch artist in Viennese and Berlin cabarets, he opened his own art dealership specializing in Old Masters in Vienna in 1911.

Eugen Karl Franz Primavesi was one of the most active and influential art and antiques dealers in Vienna during the Nazi era.

Otto Reich studied history and the history of art at the University of Vienna, obtaining his doctorate in 1903 with a thesis entitled "The relationship of Frederick the Fair of Austria with Italy and Curia".

Leopold Ruprecht was born in 1889 in Laxenburg near Vienna as the son of the architect Ludwig Ruprecht and Viktorine, née Halm.

Despite his modest formal education, Otto Schatzker had an astonishing career as an art dealer and expert in Vienna. He was born illegitimate and given to a foundling hospital.

Hermann (von) Trenkwald was the son of Josef Matthias Trenkwald (1824–1897), a history painter and professor at the