Presumed Self-portrait, circa 1512
Sanguine on paper, 13.1 in x 8.3 in //
Royal Library of Turin, Italy
Study sheet with cats, dragon and other animals, between 1513 and 1515
Pen, ink, black chalk on paper, 10.66 in x 8.03 in //
Royal Library at Windsor Castle, UK
Crossbow Machine, c.1481
Ink on paper
Biblioteca Ambrosiana, Milan, Italy
Study for an equestrian monument, c.1485 - c.1490
Metalpoint on blue prepared paper, 5.98 in x 7.40 in //
Royal Collection, UK
Saint Jerome in the Wilderness, between 1480 and 1482
Oil on panel, 40.5 in x 29.5 in //
Pinacoteca Vaticana
Virgin of the Rocks, between circa 1491 and circa 1499 and from 1506 until 1508
Oil on poplar wood (cradled panel), 74.6 x 47.2 in //
National Gallery, London
Virgin of the Rocks, between 1483 and 1486
Oil on canvas, 78.3 x 48 in //
Louvre Museum, Paris
