Guardian

1968

Medium: lithograph with embossing on wove German Copperplate paper
Dimensions: image: 103 × 75.9 cm (40 9/16 × 29 7/8 in.) sheet: 107.8 × 76.6 cm (42 7/16 × 30 3/16 in.)
Genre: Print
Museum: National Gallery of Art, Washington, DC, US