Giorgio Vasari, Lives of the Most Excellent Painters… (1850)
“ At length, and after he had remained three years in Florence, he returned to his father, who was then occupied with the construction of the church of San Giovanni Battista in Pesaro; then the father perceived by the drawings of Bartolommeo that his son acquitted himself much better in architecture than in painting, and it appeared to him that he had a very fair aptitude to that vocation. ”
