Home | Princeton University Through teaching and research, we educate people who will contribute to society and develop knowledge that will make a difference in the world. Graphic Arts SD391 .R36q. The books are prized today for the color stipple engravings produced by a team of artists, including Bessin, Gabriel, Renard, Cally, Boquet, Dubreuil, J.N.Joly after botanical illustrations by Pancrace Bessa (1772–1846), Pierre-Joseph Redouté (1759–1840), Henri-Joseph Redouté (1766–1852), and Adèle Riché (1791-1878).