Columbia subject headings:
Art, Medieval--Political aspects--Holy Roman Empire.
Otto III, Holy Roman Emperor, 980-1002--Art.
Harvard subject headings:
Holy Roman Empire--History--Otto III, 983-1002.
Holy Roman Empire--Kings and rulers--Biography.
Otto III, Holy Roman Emperor, 980-1002--Art.
Otto III, Holy Roman Emperor, 980-1002.
Princeton subject headings:
Art, Medieval--Holy Roman Empire--Political aspects.
Otto III, Holy Roman Emperor, 980-1002--Art.
Otto III, Holy Roman Emperor, 980-1002.