“…In the practice of drawing, the projective canon, which derived from Vitruvian readings, from Bramante's experiences, and, indirectly, from Leonardo's studies, asserted itself at the beginning of the 16th century, especially in the Roman area, and is formalized in Raphael's provisions for the survey of Roman monuments [20]. Here he proposed to use a combination of plan, elevation, and section, which ideally replaces the Vitruvian scaenographia, formerly relegated by Alberti to painters.…”