A preparatory study for the frightened man in the background of Marcius Curtius painted in 1653 for Monsieur Planson, now lost and only known through preparatory drawings. A study for the composition, squared in black chalk, formerly in the Crozat collection, is in the Louvre. Another study is at Montpellier, A. Merot, Eustache Lesueur, Paris, 1988, nos.