Panfilo Nuvolone

Saint Cecilia, Saint Mary Magdalen, Saint Catherine of Alexandria, and Saint Agnes, Angels with Palm Branches and Crowns Above (recto); Sketches of Three Standing Figures and Arithmetic Calculations (verso)

ca. 1609

Pen and brown ink, over black chalk, partially squared in black chalk (recto); pen and brown ink (verso)

38.3 × 26.7 cm (15.1 × 10.5 in)