Czechoslovakia. Republika Československá (Czechoslovak Republic). 1953 Issues. 20 korun Type 1953 Unissued. Date: February 25, 1953. Dimensions: 130 x 60 mm. Watermark: None. Material: Paper. No security thread. Printer: Tiskárna bankovek Národní banky Československé in Prague. Front and back: Polychrome printing predominantly blue, black and brown. Description of the front: Guilloche patterns with value at center underprint. Series in brown and numbering in red. Texts in Czech. Signature of the Minister of Finance, Jaroslav Kabeš. Description of the back: Texts in Czech. Guilloche patterns with value at center underprint. Rare.