Игорь Эммануилович Грабарь

Igor Grabar (1871, Budapest – 1960, Moscow) Russian post-impressionist painter, publisher, restorer and historian of art. Grabar, descendant of a wealthy Rusyn family, was trained as a painter by Ilya Repin in Saint Petersburg and by Anton Ažbe in Munich. (wikipedia) Also worked under 'Khrabrov' last name. Также работал под именем Игорь Храбров.