Item no. C201 (cancel)
Type: cancel
Country: Poland
Date of use: 5 October 1967
Special commemorative cancel (used additionally to regular postmark) ZPAF - III Biennale Fotografii Artystycznej Krajów Nadbałtyckich [“ZPAF - 3rd Biennial of Baltic Countries Artistic Photography”] held in Malbork (Poland) under the auspices of ZPAF (ZPAF = Zwiazek Polskich Artystów Fotografików [Union of Polish Artistic Photographers]) 17 September – 15 October 1967.