12 x 16-15/16 inches
lithograph from photograph by Jürgen Müller-Schneck of installment of the environment "Directional Forces" in the Berlin Nationalgalerie, March 1977
offset lithograph, ink stamp on paper
LR in pencil "a.p."; stamped in ink "Hauptstrom"
Copyright Estate of Joseph Beuys / Artists Rights Society (ARS), New York