The present drawing is similar in technique and style to a group of studies at Windsor, which Nicholas Turner characterised as 'prototypes for chiaroscuro woodcuts', H. McBurney and N. Turner, Drawings by Guido Reni for Woodcuts by Bartolomeo Coriolano, Print Quarterly, 1988, V, pp. 227-42, figs. 158-61. As with the Windsor drawings no related print is known