63 68 Lorenzo de' Medici between Antonio Pucci and Francesco Sassetti, with Giulio de' Medici, fresco by Ghirlandaio Leonardo's political contemporaries were Lorenzo Medici (il Magnifico who was three years older, and his younger brother Giuliano, who was slain in the Pazzi conspiracy in 1478. Murals Leonardo's The Battle of Anghiara was a fresco commissioned in 1505 for the Salone dei Cinquecento (Hall of the Five Hundred) in the Palazzo Vecchio, Florence. 28 A page showing Leonardo's study of a foetus in the womb (c. . Whether or not Vasari had seen the Mona Lisa is the subject of debate. A b c d e f g h Popham,.E. 108 "The Mysterious Virgin". Michelangelo: paintings, sculptures, architecture. Giorgio Vasari The continued admiration that Leonardo commanded from painters, critics and historians is reflected in many other written tributes. Seracini commented, "Leonardo never meant the painting to look like this." In fact, Seracini discovered a series of drawings, one layered over the next. For other uses, see. US: Oxford University Press. Its central scene depicted four men riding raging war horses engaged in a battle for possession of a standard, at the Battle of Anghiari in 1440. New York: Simon Schuster. It is a very difficult drawing to work on because it is particularly fragile. We are looking at something that was worked on in parallel with the Mona Lisa at the end of Leonardos life.