BAL63040: Portrait of Leonardo da Vinci with his `Vitruvian Man' / Private Collection / Bridgeman Images

ROC399220: A horse in profile, and from the front (metalpoint on paper), Vinci, Leonardo da (1452-1519) / Royal Collection Trust / Bridgeman Images

XJF308791: M S B 2173 fol. 74r Studies of wing articulation, 1487-90 (pen & ink on paper) , Vinci, Leonardo da (1452-1519) / Bibliotheque de l'Institut de France, Paris, France / Bridgeman Images

MEV5044343: Portrait of a Musician, 1485-90 (tempera & oil on panel), Vinci, Leonardo da (1452-1519) / Pinacoteca Ambrosiana, Milan, Italy / Bridgeman Images

CPH230083: L.H.O.O.Q, Mona Lisa with moustache, 1930 (colour litho), Duchamp, Marcel (1887-1968) / Private Collection / Bridgeman Images

MEV5046815: Codex Atlanticus, sheet 812 recto, Vinci, Leonardo da (1452-1519) / Veneranda Biblioteca Ambrosiana, Milan, Italy / Bridgeman Images

XEE4410644: Portrait of Leonardo da Vinci, Unknown Artist, (19th century) / Private Collection / Bridgeman Images

ROC399243: A man tricked by gypsies, c.1493 (pen & ink on paper), Vinci, Leonardo da (1452-1519) / Royal Collection Trust / Bridgeman Images

XIR192492: Head of a Young Woman or Head of the Virgin, c.1490 (silverpoint on paper), Vinci, Leonardo da (1452-1519) / Louvre, Paris, France / Bridgeman Images

GIA4811167: Model of the air screw made from the drawing of Leonardo da Vinci (Leonardo da Vinci), flying machine, helicopter ancestor - Museum of Science and Technology of Leonardo da Vinci, Milan, Vinci, Leonardo da (1452-1519) (after) / Museo Nazionale della Scienza e della Tecnologia 'Leonardo Da Vinci', Milan, Italy / Bridgeman Images

XIR148775: Francis I (1494-1547) Receives the Last Breaths of Leonardo da Vinci (1452-1519) 1818 (oil on canvas), Ingres, Jean Auguste Dominique (1780-1867) / Musee de la Ville de Paris, Musee du Petit-Palais, France / Bridgeman Images

ROC399234: A tempest, c.1517-18 (pen & ink, chalk, wash and heightening on paper), Vinci, Leonardo da (1452-1519) / Royal Collection Trust / Bridgeman Images

ROC399282: A cranium sectioned, 1489 (pen & ink over black chalk on paper), Vinci, Leonardo da (1452-1519) / Royal Collection Trust / Bridgeman Images

XEE4191949: Portrait of Leonard de Vinci (Leonardo da Vinci) (1452-1519). engraving of 1859 in “” the galleries of Europe - Italy”” by Armandaud (engraving), Anonymous / Private Collection / Bridgeman Images

GIA4707673: Battle of Horsemen Study for the Battle of Anghiari (opposing the Milanese against the Florentines on 29/06/1440) Drawing in the pen of Leonardo da Vinci (Leonard de Vinci) (1452-1519) Sun. 14,7 x 15,5 cm Venice Gallerie dell'Accademia, Vinci, Leonardo da (1452-1519) / Gallerie dell'Accademia, Venice, Italy / Bridgeman Images

ROC399266: The superficial anatomy of the shoulder and neck, c.1510 (pen & ink with wash over black chalk on paper), Vinci, Leonardo da (1452-1519) / Royal Collection Trust / Bridgeman Images

MEV5047330: Codex Atlanticus, sheet 1069 recto, Vinci, Leonardo da (1452-1519) / Veneranda Biblioteca Ambrosiana, Milan, Italy / Bridgeman Images

ROC427439: Head of St. James in the Last Supper and architectural sketches, c.1495 (red chalk, pen & ink on paper), Vinci, Leonardo da (1452-1519) / Royal Collection Trust / Bridgeman Images

ROC427467: The anatomy of the neck, c.1512-13 (pen & ink on blue paper), Vinci, Leonardo da (1452-1519) / Royal Collection Trust / Bridgeman Images

ROC399283: A skull sectioned, 1489 (pen & ink over black chalk on paper), Vinci, Leonardo da (1452-1519) / Royal Collection Trust / Bridgeman Images

ROC409851: The head of Judas in the Last Supper, c.1495 (red chalk on pale red prepared paper), Vinci, Leonardo da (1452-1519) / Royal Collection Trust / Bridgeman Images

XJL186977: Study of the Wooden Framework with Casting Mould for the Sforza Horse, fol. 154v from the Codex Madrid II, c.1491-93 (pen & brown ink on paper), Vinci, Leonardo da (1452-1519) / Biblioteca Nacional, Madrid, Spain / Bridgeman Images

FIT63167: Study of Horses and Riders, c.1480 (metalpoint on paper), Vinci, Leonardo da (1452-1519) / Fitzwilliam Museum, University of Cambridge, UK / Bridgeman Images

JLJ4583768: Notes and sketches of botany and geometry. Drawing on double page of manuscript by Leonardo da Vinci (Leonardo da Vinci) (1452-1519), 1487-1508. Paris, Library of the Institute, Vinci, Leonardo da (1452-1519) / Bibliotheque de l'Institut de France, Paris, France / Bridgeman Images

BEN140571: Angel Gabriel, from the Annunciation, 1472-75 (oil on panel) (detail) (post-restoration), Vinci, Leonardo da (1452-1519) / Galleria degli Uffizi, Florence, Tuscany, Italy / Bridgeman Images

CPH256965: Three dancing figures and a study of a head (sepia & black ink on linen paper), Vinci, Leonardo da (1452-1519) / Gallerie dell'Accademia, Venice, Italy / Bridgeman Images

LRI4635228: Geometry: “” An Icosahedron”” Page taken from the manuscript “” De divina proportione”” (On divine proportions) by mathematician Fra Luca Pacioli dit Luca di Borgo (1445-1517) illustrated by Leonardo da Vinci (1452-1519).1509., Vinci, Leonardo da (1452-1519) / Private Collection / Bridgeman Images

CHT164556: The Heart, facsimile of the Windsor book (pen and ink on paper), Vinci, Leonardo da (1452-1519) (after) / Bibliotheque des Arts Decoratifs, Paris, France / Bridgeman Images

XJF308792: Diagram of a mechanical wing, manuscript B, 1488-89 (pen & ink on paper) (b/w photo), Vinci, Leonardo da (1452-1519) / Bibliotheque de l'Institut de France, Paris, France / Bridgeman Images

XOT362326: The Baptism of Christ by John the Baptist, c.1475 (oil on panel), Verrocchio, Andrea (1435-88) & Vinci, Leonardo da(1452-1519) / Galleria degli Uffizi, Florence, Tuscany, Italy / Bridgeman Images

LRI4575875: Presumed Self-portrait of Leonardo da Vinci (Lucan portrait) - tempera on panel, 1490-1500, Vinci, Leonardo da (1452-1519) / Galleria degli Uffizi, Florence, Tuscany, Italy / Bridgeman Images

ROC475901: The Bones and Muscle of the arm, c.1510 (pen & ink with wash over black chalk on paper), Vinci, Leonardo da (1452-1519) / Royal Collection Trust / Bridgeman Images

ROC409853: The vertebral column, c.1510 (pen & ink with wash, over traces of black chalk on paper), Vinci, Leonardo da (1452-1519) / Royal Collection Trust / Bridgeman Images

XJF311683: Studies of military tank-like machines; including one at the top with horses pulling a contraption with revolving scythes, c.1485 (pen & ink and brown wash on paper), Vinci, Leonardo da (1452-1519) / British Museum, London, UK / Bridgeman Images

GIA4794261: Study for the exploitation of water force in hydraulic machines (noria) by Leonard de Vinci (Leonardo da Vinci) (1452-1519). Drawing with pen and ink., Vinci, Leonardo da (1452-1519) / Museo Nazionale della Scienza e della Tecnologia 'Leonardo Da Vinci', Milan, Italy / Bridgeman Images

ROC399237: An outcrop of stratified rock, c.1510 (pen & ink and chalk on paper), Vinci, Leonardo da (1452-1519) / Royal Collection Trust / Bridgeman Images