Saints Apollonia, Barbara, and Agatha

Arts Club of Chicago, Exhibition of the Joseph Winterbotham Collection, Dec. 9-31, 1936, cat. 7.

Chandler Rathfon Post, A History of Spanish Painting vol. 9, pt. 1 (Cambridge, MA: Harvard University Press, 1947), 488, fig. 182A. Ulrich Thieme and Felix Becker, Allgemeines Lexikon der bildenden Künstler von der Antike bis zur Gegenwart, vol. 37 (Leipzig: E.A. Seemann, 1950), 314. Judith Berg Sobre, Behind the Altar Table: The development of the Painted retable in Spain, 1350-1500 (Columbia: University of Missouri Press, 1989), 52. María Pilar Silva Maroto, Pintura hispanoflamenca castellana: Burgos y Palencia vol. 3, ([Valladolid]: Junta de Castilla y Leon, 1990), 953–55, nos. 33–35, fig. 380. Martha Wolff, ed., Northern European and Spanish Paintings before 1600 in the Art Institute of Chicago: A Catalogue of the Collection (New Haven and London: Yale University Press, 2008), 86, 87 (ill), 88 figs. 1–2, 89.