Grand Duke George Mikhailovich of Russia, (Georgi Mikhailovich Romanov) visits the Masterpieces of Russian art of the 11th - early 20th century exhibition at the museum Tretyakov Gallery, on April 3, 2021 in Moscow, Russia. Photo via DNphotography/ABACAPRESS.COM Grand Duke George Mikhailovich of Russia, (Georgi Mikhailovich Romanov) admires the painting, Portrait of Prokofii Akinofievich Demidov (1710–1786) by Levitsky Dmitry Grigorievich