Keywords: Dufaycolor 1956.jpg en Dufaycolor diapositive additive color system view full 2400x3149 size to see screening detail self-taken self home processed Dufaycolor 6x6 diapositive Szczebrzeszynski <span class signature-talk >talk</span> 16 50 3 May 2009 UTC 1956 Wojciech Rubinowicz |