Francois Boucher's "Standing Woman Seen from Behind", a study in black, red and white chalk, is particularly captivating.
布歇的《站立女子背面像》用黑色、红色和白色粉笔绘成,格外引人注目。
2
It transpires, for instance, that the green of the girl's costume was obtained by applying progressive strokes of blackchalk to the yellowish surface of the vellum.