Seated female figure, study of hand and head by Jacopo Zanguidi (known as Bertoia), c. 1569–1572

Seated female figure, study of hand and head by jacopo zanguidi (known as bertoia), c. 1569–1572, red chalk on paper, 23. 7 x 21. 1 cm. , kunsthaus zürich. Date: c. 1569–1572.