A man about to strike with his right fist: a study

"A man about to strike with his right fist: a study for one of the angels in the group of the Seven Deadly Sins in the Sistine 'Last Judgement'; below, a separate study of an outstretched r arm; framing lines. 1540 Black chalk. Irregularly cut Verso: A standing male nude, seen from behind: 'Lust', from the 'Last Judgement'; below, a small, barely discernable architectural study. Black chalk; outlines indented recto verso verso recto verso verso"