Sistine Chapel ceiling how the work progressed. It was customary for fresco painters to use a full-sized detailed drawing, a "cartoon", to transfer a design onto a plaster surface—many frescoes show little holes made with a stiletto, outlining the figures. Here Michelangelo broke with convention; once confident the "intonaco" had been well applied, he drew directly onto the ceiling. His energetic sweeping outlines can be seen scraped into some of the surfaces, while on others a grid is evident, indicating that he enlarged directly onto the ceiling from a small drawing. Michelangelo painted onto the damp plaster using a wash technique to apply
The Crossing of the Red Sea (Sistine Chapel) The Crossing of the Red Sea (Sistine Chapel) The Crossing of the Red Sea is a fresco executed in 1481–1482 and located in the Sistine Chapel, Vatican City. Of uncertain attribution, it has been assigned to one between Domenico Ghirlandaio, Biagio d'Antonio or Cosimo Rosselli. On 27 October 1480 several Florentine painters left for Rome, where they had been called as part of the reconciliation project between Lorenzo de' Medici, the "de facto" ruler of Florence, and Pope Sixtus IV. The Florentines started to work in the Sistine Chapel as early as the Spring of 1481, along with Pietro Perugino,