Bidspirit auction | Oskar Koller (1925–2004), abstra

Oskar Koller (1925–2004), abstra - Oskar Koller (1925–2004), abstract village view, watercolor on paper, signed and dated 1964 in the lower right, slightly browned, 28 x 39 cm, framed behind glass and mat, 52 x 61 cm