Ohne Titel / Untitled drawing

original drawing - ink on paper
w 40 x h 50 cm / w 15,7 x h 19,7 inch with passe-partout
w 21 x h 30 cm / w 8,3 x h 11,8 inch without passe-partout
w 15 x h 18 cm / w 5,9 x h 7 inch passe-partout inner cut
signed; certificate of authenticity