It looked as if the gallery had closed up shop. Had the end come for one of the pioneers of Brunnenstrasse, home to Berlin’s youngest galleries? All the other white cubes were brightly lit, but Klemm’s had blacked-out windows. The space looked abandoned. But the door was not locked. Inside, Viktoria Binschtok showed mostly light-gray photographic images that gleamed under spotlights strong enough to blind anyone emerging from the dismal Berlin winter: One can recognize only outlines in these pictures, which look abstract, like Minimalist paintings—gray striations on gray backgrounds. Only