Acrobats Performing Before a Ruler (recto); Outdoor Scene with Group of Figures (verso)Giovanni Antonio da Pordenone · c. 1510

Pen and brown ink, with red chalk (recto), and pen and brown ink (verso), on tan laid paperArt Institute of Chicago · CC0 1.0Lindy Arts

Acrobats Performing Before a Ruler (recto); Outdoor Scene with Group of Figures (verso)

Pen and brown ink, with red chalk (recto), and pen and brown ink (verso), on tan laid paper