Sketches of Figures of the Virgin Kneeling, Saint Peter Standing, Seated Allegorical Figures of Faith and Charity, and Child Standing on a Corbel (?) (recto); Sketches of Figures of Saint Sebastian Standing and the Virgin and Child with Angels (verso)

Francesco di Simone Ferrucci · 1487–88 · Pen and brown ink, over leadpoint or black chalk, on rose-washed paper

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