0كامل اونلاين David Hockney: Secret Knowledge 2001 مشاهدة فيلم مترجم Oct. 13, 2001كامل اونلاين David Hockney: Secret Knowledge 2001 مشاهدة فيلم مترجم 2001 72 min 4 viewsArtist David Hockney discusses his theory that artists were secretly using optical devices such as mirrors and lenses in creating their work as ...Documentary