AIS291724: Vertically Standing Bird's-winged Flying Machine, fol. 80r from Paris Manuscript B, 1488-90 (pen and ink on paper), Vinci, Leonardo da (1452-1519) / Bibliotheque de l'Institut de France, Paris, France / Bridgeman Images

XJF308754: MS B 2173, folio 74v: Study for a flying machine, 1487-1490 (pen & ink on paper), Vinci, Leonardo da (1452-1519) / Bibliotheque de l'Institut de France, Paris, France / Bridgeman Images

JLJ4583765: Notes and sketches of botany and geometry: narcissus. 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

MEV5046882: Codex Atlanticus, sheet 845 recto, Vinci, Leonardo da (1452-1519) / Veneranda Biblioteca Ambrosiana, Milan, Italy / Bridgeman Images

MEV5047591: De Divina Proportione, Figure XXII, sheet 102 recto: Perpendicular empty icosahedron, Ycocedron planvs vacvvs, Vinci, Leonardo da (1452-1519) (attr.to) / Veneranda Biblioteca Ambrosiana, Milan, Italy / Bridgeman Images

GIA4794236: Study for a marine dredge 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

GIA4811308: Codex Trivulziano by Leonardo da Vinci (Leonardo da Vinci) (1452 - 1519) - Trivulziana Library, Milan, Vinci, Leonardo da (1452-1519) / Biblioteca Trivulziana, Milan, Italy / Bridgeman Images

FAF284625: Interior of the dining hall of the Church of Santa Maria delle Grazie, Milan (b/w photo) / Santa Maria delle Grazie, Milan, Italy / Bridgeman Images

GIA5035842: Study on wings. Codex Atlantic. Atlantic Codex, Drawing by Leonard de Vinci (Leonardo da Vinci) around 1499., Vinci, Leonardo da (1452-1519) / Bridgeman Images

GIA4799557: Wooden model (model) of hydraulic saw operated by gears and water. Made after drawing by Leonardo da Vinci (Leonard de Vinci) (1452-1519) Museum of Science and Technology, Milan., Vinci, Leonardo da (1452-1519) (after) / Museo Nazionale della Scienza e della Tecnologia 'Leonardo Da Vinci', Milan, Italy / Bridgeman Images

MEV5047361: Codex Atlanticus, sheet 1084 recto, Vinci, Leonardo da (1452-1519) / Veneranda Biblioteca Ambrosiana, Milan, Italy / Bridgeman Images

XJF311634: Scythed Chariot, c.1483-85 (pen and ink on paper), Vinci, Leonardo da (1452-1519) / Palazzo Reale, Turin, Italy / Bridgeman Images

LLE815612: Leonardo da Vinci (engraving), Vinci, Leonardo da (1452-1519) (after) / Private Collection / Bridgeman Images

MEV5047332: Codex Atlanticus, sheet 1070 recto, Vinci, Leonardo da (1452-1519) / Veneranda Biblioteca Ambrosiana, Milan, Italy / Bridgeman Images

GIA4701537: Drawing by Leonardo da Vinci (Leonardo da Vinci) representing the fortifications. Codex Atlantic., Vinci, Leonardo da (1452-1519) / Pinacoteca Ambrosiana, Milan, Italy / Bridgeman Images

XCF259761: Detail of the Head of the Virgin, from The Virgin of the Rocks (The Virgin with the Infant Saint John adoring the Infant Christ accompanied by an Angel) detail, c.1508 (oil on panel), Vinci, Leonardo da (1452-1519) / National Gallery, London, UK / Bridgeman Images

MEV5046880: Codex Atlanticus, sheet 844 recto, Vinci, Leonardo da (1452-1519) / Veneranda Biblioteca Ambrosiana, Milan, Italy / Bridgeman Images

LRI4684817: Vegetable interlacing, 1498 (tempera on wall), Vinci, Leonardo da (1452-1519) / Castello Sforzesco, Milan, Italy / Bridgeman Images

XEE4145196: Portrait of Leonardo Da Vinci (Leonard de Vinci) (1452 - 1519) from his self-portrait., Anonymous / Private Collection / Bridgeman Images

GIA4760434: A catapult. Model from the drawing of Leonardo da Vinci (Leonardo da Vinci). Museum of Science and Technology, Milan., Vinci, Leonardo da (1452-1519) (after) / Museo Nazionale della Scienza e della Tecnologia 'Leonardo Da Vinci', Milan, Italy / Bridgeman Images

MEV430987: Cart and weapons from Atlantic Codex (Codex Atlanticus) by Leonardo da Vinci, folio 157 recto, Vinci, Leonardo da (1452-1519) / Veneranda Biblioteca Ambrosiana, Milan, Italy / Bridgeman Images

GIA4701528: Rotary cane gun. Model made from the drawing of Leonardo da Vinci (Leonardo da Vinci)., Vinci, Leonardo da (1452-1519) (after) / Private Collection / Bridgeman Images

AND2916293: Divina Proportione (engraving), Vinci, Leonardo da (1452-1519) / The University of St. Andrews, Scotland, UK / Bridgeman Images

XJF311696: Studies for the heads of two soldiers in 'The Battle of Anghiari', c.1504-05 (black chalk or charcoal on paper), Vinci, Leonardo da (1452-1519) / Museum of Fine Arts (Szepmuveszeti) Budapest, Hungary / Bridgeman Images

XJF311686: Fol.145v-b, page from Da Vinci's notebook (pen & ink on paper), Vinci, Leonardo da (1452-1519) / British Museum, London, UK / Bridgeman Images

CHT231132: The Human Foetus in the Womb, facsimile copy (pen & ink on paper), Vinci, Leonardo da (1452-1519) (after) / Bibliotheque des Arts Decoratifs, Paris, France / Bridgeman Images

GIM5037943: The first known drawing of Leonard de Vince (Leonardo da Vinci) (1452-1519), “” Landscape of Santa Maria della Neve””: the landscape of the valley of the Arno, near Florence., 1473. GDSU 8 P., Vinci, Leonardo da (1452-1519) / Bridgeman Images

AII80166: Two studies of a hanging skeleton (pen & ink with wash), Vinci, Leonardo da (1452-1519) / Gabinetto dei Disegni e Stampe, Galleria Degli Uffizi, Florence, Tuscany, Italy / Bridgeman Images

XIR156515: Head of a Child (pencil on paper), Vinci, Leonardo da (1452-1519) / Louvre, Paris, France / Bridgeman Images

FIA5399582: Study of Two Warriors' Heads for the Battle of Anghiari, 1504-05 (black chalk and sanguine on paper), Vinci, Leonardo da (1452-1519) / Museum of Fine Arts (Szepmuveszeti) Budapest, Hungary / Bridgeman Images

GIA4794263: Study on 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

RTR5315927: Birds Flight Code, c. 1505-06, paper manuscript, cc. 18, sheet 15 verso, Vinci, Leonardo da (1452-1519) / Biblioteca Reale, Turin, Piedmont, Italy / Bridgeman Images

RTR5315957: Studies of proportions of face and eye (with notes), c. 1489-90 (metallic tip, pen and brown ink on paper), Vinci, Leonardo da (1452-1519) / Biblioteca Reale, Turin, Piedmont, Italy / Bridgeman Images

XLA3769267: Leonardo da Vinci -, Vinci, Leonardo da (1452-1519) (after) / Bridgeman Images

XJF308751: Centralised church, and maritime engineering, Fol. 5v from Codex Ashburnham (formerly part of Manuscript B (2184), c.1488 (pen & ink on paper), Vinci, Leonardo da (1452-1519) / Institut de France, Paris, France / Bridgeman Images

JLJ4569494: The King of France Francois I (1492-1547) receives the last sighs of Leonard de Vinci at clos Luce, 1824 (oil on canvas), Ingres, Jean Auguste Dominique (1780-1867) / Musee du Petit Palais, Paris, France / Bridgeman Images