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Credit: Illustration by Sarah Steinbacher, Multimedia & E-Learning-Services, University of Zurich. Source: Ryan, Roderick T. (1977): A History of Motion Picture Color Technology. London: Focal Press.
- Source: Ryan, Roderick T. (1977): A History of Motion Picture Color Technology. London: Focal Press.
- Source: Sease, V. B. (1949): DuPont's New Color Film. In:American Cinematographer, 30: 240, 257-258.
- Credit: Illustration by Sarah Steinbacher, Multimedia & E-Learning-Services, University of Zurich. Source: Sease, V. B. (1949): DuPont's New Color Film. In:American Cinematographer, 30: 240, 257-258.