Satyrs and Nymphs; verso: partial counterproof of Heintz's "Studies for the Flight into Egypt" in The Courtauld Gallery, London

Joseph Heintz the Elder · ca. 1599 · Brush and black ink, red chalk, gray and sanguine washes, heightened with white gouache, over black chalk and graphite underdrawing, incised, on off-white paper prepared with yellow wash, laid down to another sheet of laid paper; verso of secondary support: partial offset of a drawing in black and red chalk

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