1972
each sheet: 51 × 175.7 cm (20 1/16 × 69 3/16 in.) each image: 40 × 30.1 cm (15 3/4 × 11 7/8 in.)
Offset photolithograph printed in black ink on 5 sheets of coated white wove paper, hinged with paper tape, folded
20th centuryGermanOffset lithograph printed in green ink on paper
20th centuryGermanColor photolithograph
20th centuryGermanOffset lithograph printed in dark green ink on paper
20th centuryGermanOffset lithograph printed in yellow ink on paper
20th centuryGerman