- Country: Poland
- Genres: N/A
- Release:
- Director: Stefan Themerson
- Writers: Stefan Themerson
- Language: Polish
- Stars: N/A
- Runtime: min
- Awards: N/A
- AKA: Zwarcie (Poland) , Zwarcie
- Plot: An educational short for the Institute of Social Problems in Warsaw. Most of the images made on a "trick-table" improvised by Stefan Themerson, who placed various objects on a piece of translucent paper over a sheet of glass.
- IMDB:tt5376512