A watercolor by Egon Schiele, "Boy in a sailor suit", should be sold next month in London from Christie to Christie after the house of rods has mediated a settlement between the deliveries and heirs of a Viennese cabaret artist who He possessed the work before being before he had killed him in a Nazi concentration camp.The portrait of 1914, with a low estimate of $ 1.3 million, is one of the approximately 80 works of the Austrian expressionist artist that the executor of Cabaret, Fritz Grünbaum, possessed. A frank critic of the Nazis, Grünbaum was arrested by Gestapo in 1938 and was imprisoned in two concentration camps, including Dachau, where he died in 1941.After decades of work to trace and claim his collection, his heirs, Timothy Reif and David Frankel, have recovered or achieved the ...