1968
pen has pierced paper
43 x 34 cm (16 15/16 x 13 3/8 in.)
Blue ink and gouache on paper
20th centurySwissBlack crayon on cream wove paper
20th centurySwissWatercolor on white wove paper
20th centurySwissBlack ink over graphite on cream wove paper
20th centurySwissInk on paper
20th centurySwissGraphite on white card
20th centurySwissGraphite on cream paper
20th centurySwissWatercolor on white wove paper
20th centurySwissBlack crayon on white wove paper
20th centurySwissColored inks, graphite and colored pencil on off-white wove paper
20th centurySwissBallpoint pen (and pen and ink?) on printed material
20th centurySwiss