Related Paintings of Sir Thomas Lawrence :. | Portrait of William Lock | Elisabeth Farren, Later Countess of Derby | Philadelphia Hannah | Portrait of Mr and Mrs Julius Angerstein | Miss Martha Carr | Related Artists: constant troyon French Barbizon School Painter, 1810-1865 Troyon's students included Evariste-Vital Luminais. French painter. He was brought up among the Sevres ceramics workers and received his first lessons in drawing and painting from Denis-Desire Riocreux (1791-1872), a porcelain painter who was one of the founders of the Musee National de Ceramique. Troyon began his career as a painter at the Sevres factory while also studying landscape painting in his spare time. Harry Morley 1881-1943 John Longstaff Australian war artist, 1862-1941