Headfort House; Ireland: Detail of Entablature in the Staircase; Robert Adam; 1728-1792; British; between 1771 and 1775; Pen and black and brown ink over graphite on moderately thick; moderately textured; cream laid paper mounted on canvas; Sheet: 21 1/8 x 25 15/16 inches (53.6 x 65.9 cm); architectural subject; bucrania; doors; egg and dart moldings; entablature; festoons; Neoclassical; rosettes; staircase; Headfort House; Ireland; Kells; Leinster; Meath