Stampfle, Felice, with the assistance of Ruth S. Kraemer and Jane Shoaf Turner. Netherlandish Drawings of the Fifteenth and Sixteenth Centuries and Flemish Drawings of the Seventeenth and Eighteenth Centuries in the Pierpont Morgan Library. New York : Pierpont Morgan Library, 1991, p. 158, no. 328, repr.
Watermark: hunting horn within a shield.
Two on one mat.