Robert Stewart, 2nd Marquess of Londonderry (Lord Castlereagh), Thomas Lawrence, between 1809 and 1810
Object Type: painting. Genre: portrait. Date: between 1809 and 1810. Dimensions: height: 74.3 cm (29.2 in) ; width: 61.6 cm (24.2 in). Medium: oil on canvas. Depicted People: Robert Stewart, Viscount Castlereagh. Collection: National Portrait Gallery. Lord Castlereagh Marquess of Londonderry