Six of the seven pieces by Egon Schiele will hit auction block next month, after years-long fight by descendants of cabaret dancer Fritz Grunbaum for their return

At emotional ceremony, descendants of Fritz Grünbaum thank authorities for 'justice' after return of Egon Schiele paintings

Paintings by Egon Schiele are sought by heirs of Jewish art collector who died in the Holocaust

Works by artist Egon Schiele, seized from Jewish cabaret artist Fritz Grunbaum during Holocaust, are expected to fetch $2.8 million