Oil on canvas: 76.2 x 61 cm (restored). Auctioned at Treadway Gallery Cincinnati, December 2005. Auctioned at Heritage Auctions Dallas, December 2013. Vos famous for his portrait of Chinese empress Dowager Cixi (Tzu Hsi) is also known for his still-life paintings of Chinese porcelains (presumed gifts from the empress). Underdrawing is visible.
More > Hubert Vos at Wikipedia.