About #FX6 - 100 mark type 1979
German Democratic Republic. Foreign Trade Forum. 1979 Issues. Date: 1979. Dimensions: 130 x 60 mm. Watermark: Geometric pattern. Material: Paper. No security thread. Printer: Unknown. Multicolored front and back printing, predominantly dark green and light green. Description of the front: Background made up of guilloche patterns. Texts in German. Logo of the Forum "FH". Value "100" in the corners. Letters and 6-digit numbering in black. Center "HUNDERT MARK" value. No signature. Description of the back: Texts in German. Background composed of guilloche patterns. Value "100". Logo of the Forum "FH" and date. Replacement note with ZA prefix.