Francis Valentine O'Connor and Eugene Victor Thaw, ed. Jackson Pollock: A Catalogue Raisonné of Paintings, Drawings, and Other Works. Vol. 3, Drawings, 1930–1956. New Haven, 1978, p. 44, no. 434, ill., colorpl. 8, date it ca. 1937–38; identify motifs as copies from El Greco's "St. Ann, the Virgin...Fruit" and "Descent from the Cross" and on the lower right Thomas Hart Benton's drawing for arranging volumes around a central axis.
Ellen G. Landau. Jackson Pollock. New York, 1989, ill. p. 27 (color).
Katharine Baetjer. "Pollock Interprets the Old Masters: Sketchbooks I and II." The Jackson Pollock Sketchbooks in The Metropolitan Museum of Art. New York, 1997, pp. 38, 51–52, 56, 59 n. 59, p. 86, no. II:7r, identifies the majority of the drawings to be studies after El Greco's "Saint Anne, the Virgin and the Infant Christ with Saint John," and the dead Christ from the "Pietà.