Fig 1 A quarter of the upper surface of the Tholus or Cupola Fig 2 A section of the cupola made on the line CD of the fo - Stuart James And Nicholas Revett - 1762, 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, london, john nichols, 1794. Date: 1794.