Zu. No.9 (To No.9-an additional page of 3 etchings in yellow, blue and red indicating the method by which print No.9 is made

$Artist: b'SCHMEISSER, Jorg' | Title: b'Zu. No.9 (To No.9-an additional page of 3 etchings in yellow, blue and red indicating the method by which print No.9 is made' | Date: 1976 | Technique: b'etching and aquatint, printed in black ink, from one plate' | Copyright: b'\xc2\xa9 J\xc3\xb6rg Schmeisser'$