Keywords: Gallery of 20th and 21st-century Art NMW 7.jpg Gallery of 20th and 21st-century Art of the National Museum in Warsaw Galeria Sztuki XX i XXI Wieku Muzeum Narodowego w Warszawie own BurgererSF 2013 Cc-zero FoP-Poland Gallery of 20th and 21st-century Art of the National Museum in Warsaw |