A royal lady; perhaps Helen, the subject of a tragedy by Euripides - Stuart James & Revett Nicholas - 1794

James stuart & nicholas revett. The antiquities of athens measured and delineated by james stuart f. R. S. And f. S. A. And nicholas revett painters and αrchitects, vol. Iii (ed. Willey reveley), london, john nichols, 1794. Relief depicting aura or helen. Date: 1794.