Yun Hyong-keun. Burnt Umber & Ultramarine, 1973. Oil painting on Paper, 52 x 38 cm. Courtesy of PKM Gallery.
Yun Hyong-keun. Burnt Umber & Ultramarine, 1981. Oil painting on Hanji, 64 x 94.5 cm. Courtesy of PKM Gallery.
Yun Hyong-keun. Burnt Umber & Ultramarine, 1981. Oil painting on Hanji, 64 x 47 cm. Courtesy of PKM Gallery.
Yun Hyong-keun. Burnt Umber & Ultramarine, 1986. Oil painting on Hanji, 82.5 x 52.5 cm. Courtesy of PKM Gallery.
Yun Hyong-keun. Burnt Umber & Ultramarine, 1986. Oil painting on Hanji, 63 x 48 cm. Courtesy of PKM Gallery.