XJF311691: Study for a Madonna with a Cat, c.1478-80 (pen and ink over stylus underdrawing on paper), Vinci, Leonardo da (1452-1519) / British Museum, London, UK / Bridgeman Images

XIR161991: Drapery study (gouache on canvas), Vinci, Leonardo da (1452-1519) / Musee des Beaux-Arts, Rennes, France / Bridgeman Images

GIA4811313: Urban planning: architectural plan (39) by Leonardo da Vinci (Leonardo da Vinci) - Library of the Institut de France, Vinci, Leonardo da (1452-1519) / Bibliotheque de l'Institut de France, Paris, France / Bridgeman Images

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

XIR161930: Figural Studies for the Adoration of the Magi, c.1481 (pen & ink and metalpoint on paper), Vinci, Leonardo da (1452-1519) / Musee Bonnat, Bayonne, France / Bridgeman Images

FAF3565936: Study for the Angel of the Virgin of the Rocks, by Leonardo da Vinci (1452-1519), c. 1478-1485 (metalpoint heightened with white on prepared paper), Vinci, Leonardo da (1452-1519) / Biblioteca Reale, Turin, Piedmont, Italy / Bridgeman Images

KW166431: Leonardo da Vinci (1452-1519) engraving), English School, (19th century) / Private Collection / Bridgeman Images

ROC4473168: The head of a youth in profile, c.1517-18 (chalk on paper), Vinci, Leonardo da (1452-1519) / Royal Collection Trust / Bridgeman Images

MEV5046729: Codex Atlanticus, sheet 769 recto, Vinci, Leonardo da (1452-1519) / Veneranda Biblioteca Ambrosiana, Milan, Italy / Bridgeman Images

LLM670013: Leonardo Da Vinci (engraving), English School, (19th century) / Private Collection / Bridgeman Images

ROC427428: A horse's left fore-leg with measurements, c.1490 (pen & ink and charcoal on paper), Vinci, Leonardo da (1452-1519) / Royal Collection Trust / 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

MEV5045217: Codex Atlanticus, sheet 26 recto, Vinci, Leonardo da (1452-1519) / Veneranda Biblioteca Ambrosiana, Milan, Italy / Bridgeman Images

AII80164: Study of Two Heads in Profile and Studies of Machines (pen & ink on paper), Vinci, Leonardo da (1452-1519) / Gabinetto dei Disegni e Stampe, Galleria Degli Uffizi, Florence, Tuscany, Italy / 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

ROC3469472: A study for an equestrian monument, c.1485-90 (metalpoint on blue paper), Vinci, Leonardo da (1452-1519) / Royal Collection Trust / Bridgeman Images

ROC487770: Studies for an equestrian monument, c.1517 (pen & ink over chalk on paper), Vinci, Leonardo da (1452-1519) / Royal Collection Trust / Bridgeman Images

ROC1111538: A Political Allegory, c.1495 (red chalk on paper), Vinci, Leonardo da (1452-1519) / Royal Collection Trust / Bridgeman Images

GIM5037924: Leonardo da Vinci (Leonardo da Vinci) (1452 - 1519): Caricature portrait of a young man (Immagina), Vinci, Leonardo da (1452-1519) / Bridgeman Images

BAL285758: The Last Supper, 1495-97 (fresco) (post restoration) (detail of 161739), Vinci, Leonardo da (1452-1519) / Santa Maria delle Grazie, Milan, Italy / Bridgeman Images

ROC3740753: Portrait of a young woman in profile, c.1490 (metalpoint on pale buff prepared paper), Vinci, Leonardo da (1452-1519) / Royal Collection Trust / Bridgeman Images

ROC3955998: The rivers and mountains of central Italy, c.1502-4 (pen and ink, and brown and blue wash, over black chalk), Vinci, Leonardo da (1452-1519) / Royal Collection Trust / Bridgeman Images

RTR5315919: Birds Flight Code, c. 1505-06, paper manuscript, cc. 18, sheet 11 verso, Vinci, Leonardo da (1452-1519) / Biblioteca Reale, Turin, Piedmont, Italy / Bridgeman Images

ROC478428: A cloudburst of material possessions, c.1510 (pen & ink with black chalk on paper), Vinci, Leonardo da (1452-1519) / Royal Collection Trust / Bridgeman Images

RTR5315969: Hercules and the Nemean lion, c. 1506-08 (charcoal and metal tip on white paper), Vinci, Leonardo da (1452-1519) / Biblioteca Reale, Turin, Piedmont, Italy / Bridgeman Images

ROC405194: The drapery of the Virgin's thigh, c.1515-17 (charcoal & black chalk, with brown wash, and white heightening), Vinci, Leonardo da (1452-1519) / Royal Collection Trust / Bridgeman Images

MEV5047122: Codex Atlanticus, sheet 965 recto, Vinci, Leonardo da (1452-1519) / Veneranda Biblioteca Ambrosiana, Milan, Italy / Bridgeman Images

MEV5045177: Codex Atlanticus, sheet 6 recto, Vinci, Leonardo da (1452-1519) / Veneranda Biblioteca Ambrosiana, Milan, Italy / Bridgeman Images

RTR5315968: Studies of assault tanks with scythes, c. 1485 (pen and brown ink with traces of metallic tip on paper), Vinci, Leonardo da (1452-1519) / Biblioteca Reale, Turin, Piedmont, Italy / Bridgeman Images

XIR161998: Columbine (oil on canvas), Vinci, Leonardo da (1452-1519) (school of) / Musee des Beaux-Arts, Blois, France / Bridgeman Images

RTR5315930: Birds Flight Code, c. 1505-06, paper manuscript, cc. 18, sheet 17 recto, Vinci, Leonardo da (1452-1519) / Biblioteca Reale, Turin, Piedmont, Italy / Bridgeman Images

BAL230516: The Last Supper, 1495-97 (fresco) (post restoration), Vinci, Leonardo da (1452-1519) / Santa Maria delle Grazie, Milan, Italy / Bridgeman Images

GIA4767766: Leonardo da Vinci (Leonard de Vinci) dying in the arms of Francois I (1494 - 1547) in 1519 at Clos Luce. engraving., Unknown Artist, (19th century) / Private Collection / Bridgeman Images

MEV5045290: Codex Atlanticus, sheet 61 recto, Vinci, Leonardo da (1452-1519) / Veneranda Biblioteca Ambrosiana, Milan, Italy / Bridgeman Images

ROC3956004: A map of the Arno west of Florence, 1504 (pen and ink, green and blue wash, over black chalk and stylus), Vinci, Leonardo da (1452-1519) / Royal Collection Trust / Bridgeman Images