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)

Panfilo Nuvolone · ca. 1609 · Pen and brown ink, over black chalk, partially squared in black chalk (recto); pen and brown ink (verso)

From the collection of The Metropolitan Museum of Art. Free to download, adapt and use — no permission needed.