Constantine Nikolaievich of Russia by anonymous after Kruger (1850s, GIM), Franz Krüger, 1850s
Portrait of grand duke konstantin nikolayevich of russia (1827-1892), son of nicholas i of russia (1796-1855). Date: 1850s. Dimensions: height: 12.8 cm (5 in); width: 10 cm (3.9 in), oval. Medium: watercolor and gouache on bone. Collection: State Historical Museum.