A preparatory study for one of the seated apostles in The Last Supper in the Duomo, Urbino painted between 1590 and 1599, A. Emiliani, Federico Barocci, Bologna, 1985, II, illustrated on p. 330. A drawing for the drapery of the same disciple studied in the present study is at Berlin, A. Emiliani, op. cit., fig. 745