1971
sheet: 39.8 x 40 cm (15 11/16 x 15 3/4 in.)
Photolithograph printed in yellow and black inks on white paper
20th centuryGermanOffset photolithograph printed in black ink on off-white wove paper
20th centuryGermanColor offset lithograph
20th centuryGermanColor offset lithograph
20th centuryGermanColor offset lithograph
20th centuryGermanPrinted booklet, stamped
20th centuryGerman