with inscription 'I.M.'; pen and brown ink, brown wash, watermark bull's head crown stem topped by seven-petalled flower (cf. Briquet, no. 14. 579.80, Feldkirch 1475-9 etc.)
196 x 126mm.
Lot Essay
Traditionally attributed to Schongauer, Dr. Frits Koreny suggests that this is by a Netherlandish hand