The consignor of “Boy in a Sailor Suit” is a German woman who had purchased the watercolor at Sotheby’s in 1992, according to Dirk Boll, the managing director of Christie’s in Germany.

Hans Baluschek was a German artist known for his watercolor and gouache works depicting the life of the common people and the working class of Berlin. He was associated with German Critical Realism ...

The consignor of “Boy in a Sailor Suit” is a German woman who had purchased the watercolor at Sotheby’s in 1992, according to Dirk Boll, managing director of Christie’s in Germany.