伦勃朗 素描: 暴风雨下的小屋

伦勃朗速写: 把头发编成辫子的年轻女子

拉斐尔素描: Young Man Carrying an Old Man on His Back, c 背着老人的年轻人

拉斐尔速写: Reading Madonna and Child in a Landscape bet.

拉斐尔素描: (1483–1520)-Nude Studies, 1515. 男人裸体素描

拉斐尔素描: Madonna of the Pomegranate, c. 1504

拉斐尔素描: Head of An Apostle in the Transfiguration, 1.