A Czech man, Milos Vavra, recently filed a lawsuit in the New York Supreme Court in Manhattan, seeking to compel auction house Christie’s to disclose the current whereabouts and owners of artworks looted by the Nazis. These pieces originally belonged to Austrian Jewish cabaret performer and art collector Franz Friedrich “Fritz” Grünbaum, who was killed by the Nazis at the Dachau concentration camp in 1941. Vavra claims to be the legitimate heir of Grünbaum’s art collection and is demanding that Christie’s provide all relevant sales records, financial information, appraisals, expert reports, and correspondence, so that he can pursue legal action to recover the artworks. Grünbaum was a renowned Jewish cabaret performer in Vienna and an avid art collector. His collection included approximately 80 works by Austrian expressionist painter Egon Schiele. After the Nazi annexation of Austria in 1938, Grünbaum was arrested due to his Jewish heritage and ultimately killed in Dachau. During his i...