Ralf “A.R. Penck” Winkler (German, 1939-2017). Woodcut on Hahnemuhle handmade paper titled “Die Arbeit Geht Weiter” (This Work Continues On). Pencil signed along the lower right and numbered 8/50 along the lower left. From the portfolio “Erste Konzentration I,” published by Sabine Knust, Munich, 1982. Unframed; Height: 39 1/4 in x width: 30 3/4 in. Framed; Height: 44 1/2 in x width: 36 3/4 in.