Photograph of Grand Duke Constantine Nikolayevich probably dressed for a costume party. He is standing looking to the left with a walking stick in his right hand and a tricorn hat under his left arm. He is wearing a jacket, breeches and a wig. There is a bookcase to the left and a desk and chair to the right. There is a painted backdrop behind. Grand Duke Constantine Nikolayevich was the second son of Nicholas I, Emperor of Russia. During the reign of his brother Alexander II he reformed the Russian navy.