description: Photographic documentation of Jerzy Bereś’s manifestation "Reflective Mass" (23.05.1983), taken at the Krzysztofory Gallery in Krakow. The Krzysztofory basement, it’s dark. There’s a table against the wall, with a bottle and glasses on it. In the background you can see Bereś’s sculpture "Flower" (1981/82). in the middle of the floor there’s a newspaper. The naked artist is kneeling and finishes painting the word "sztuka" (art) around it. You can see that it’s the popular weekly "Polityka". Spectators sitting around on folding chairs, clockwise: Jerzy Hanusek, Bettina Bereś, Maria Pinińska-Bereś, Julian Jończyk, Marta Tarabuła, Janusz Tarabuła, Jerzy Wroński, Jerzy Kałucki, Anna Strycharska, Kazimierz Mikulski, Jonasz Stern, nn, Stanisław Balewicz, Janina Kraupe Świderska, Danuta Urbanowicz.