Probably a preparatory study for Creti's picture of Saint Jerome of 1690, in the Hercolani Fava Simonetti collection, Bologna, R. Roli, Donato Creti, Milan, 1967, fig. 4. A drawing for the same composition is in the Prado, M.B. Mena Marqués, Museo del Prado, VII, Dibujos italianos del Siglo XVIII, Madrid, 1990, p. 57, fig. 81