20 | 21 Art 23 March 2021 20 | 21 Art 314 314 Oswald Tschirtner 1920–2007 Untitled Untitled 1989ink on paper 8¼ h × 5¾ w in (21 × 15 cm) estimate: $2,500–3,500 result: $2,375 own a similar item? free evaluation Signed to upper right ‘O.T. 1989’. print
