'Thank you Gorby', graffiti on the Berlin Wall, 1990 (b/w photo); Berlin, Germany; (add.info.: Thank You Gorby aufgesprueht an einem Rest der Berliner Mauer an der Zimmerstrasse im Bezirk Kreuzberg; refers to Mikhail Gorbachev (b.1931), his attempts at reform contributed to the end of the Cold War;); .