Bernd and Hilla Becher (1931-2007) & (B. 1934)

Bernd and Hilla Becher (1931-2007) & (B. 1934) Wassertürm the set of six offset lithographs, 1976, on glossy wove paper, each signed and dated in pencil on the reverse, numbered 240 A1-6, with full margins, in very good condition S. 520 x 400 mm. (6)