At first the models were children, old people, and adult men, but later women were brought in to enable the students to master further differences in structure and texture.
初時，則以幼童、老者或成年男子為模特兒，之後為了更加能夠掌握人體肌理結構及體態精神等一切物象的不同，便開始有了以女子裸體為習畫寫生的課程。