1920-2005 20thcentury american art art015020per004010 artandpopularculture artistsinmotionpictures artvidéo cinémaexperimental direction exhibitions experimentalfilms expositions featurefilms film filmsbiographiques general germany historicalfilms historyandcriticism inmotionpictures johnpaul performingarts production publicopinion selfinmotionpictures unitedstates video videoart