Watercolor on cardboard, 27.5 x 24.4 cm, signed and dated in the middle right: Hans 1968
Watercolor on cardboard, 27.5 x 24.5 cm, signed and dated in the middle right: Hans 1968
Watercolor on handmade paper, 38.5 x 38.6 cm, signed and dated lower right center: R. Hans 1968; Signed and dated on verso: R. Hans Basel 1968
Watercolor on handmade paper, 38.5 x 38.5 cm, signed and dated upper right: R. Hans 1968; Signed and dated on verso: R. Hans Basel 1968
Acrylic on canvas, 62 x 57cm; Signed, dated and titled on verso: "R.Hans, 1968, orange-blau"
Watercolor on handmade paper, 27.5 x 27.5 cm, signed and dated lower middle: "R. Hans 1968", signed, dated and titled on verso
Aquarell auf Büttenpapier, 34 x 34cm, links unten signiert und datiert: "R.Hans 68" signier
Pastel on Handmade Paper, 69.5 x 69.5cm, signed and dated lower right: "R.Hans 1968"
