Drawing Study of a Man; Drawing by Philippe-Jacques de Loutherbourg; 1740-1812; French; active in Britain (from 1771); Etched by Philippe-Jacques de Loutherbourg; 1740-1812; French; active in Britain (from 1771); undated; Pen and black ink and graphite; verso: etching on medium; slightly textured; cream laid paper; Sheet: 5 x 7 1/2 inches (12.7 x 19.1 cm); drawing; man; portrait; England; Greater London; London; United Kingdom