When the endowment had lost its value due to inflation after World War I, the family transferred the necessary sum yearly to the Austrian Academy of Sciences. But since the family was persecuted by the National Socialists, the prize was discontinued after the German Anschluss of Austria in 1938.
When the endowment's worth decreased due to inflation following World War I, the family made annual transfers to the Austrian Academy of Sciences. However, since the family was targeted by the National Socialists, the award was terminated after Austria's annexation by Germany in 1938.