About #31 - 20 francs type 1956
Belgian Congo. Central Bank of Belgian Congo and Rwanda-Burundi. 1952-1960 Issues. Dimensions: 140 x 70 mm. Material: paper. Watermark: elephant head. Printer: Thomas de La Rue and Cie Limited, London (TDLR). No security thread. Front and back printing predominantly green, yellow and brown. Texts in French. Description of the front: frame composed of guilloche shapes in repetition with the value "20 FRANCS" in the lower right corner. On the upper border, the issuing institute "CENTRAL BANK OF BELGIAN CONGO AND RWANDA-BURUNDI" with the monogram of the bank "CCB" in the center, then the value "TWENTY FRANCS", the words "PAYABLES AT SIGHT" and the signatures printed in black. Green and yellow security background composed of Congolese stars of different sizes superimposed. On the left, the portrait of a smiling young boy wearing a beret. In the background, the Delcommune dam and the water reservoir on the Lualaba river in Katanga. The series and banknote number are printed twice in black. Bottom center, the date of issue in black, the article of the penal code printed on a line in the frame and the name of the printer. A single combination of signatures with A Officer Firmin Peigneux and The Governor Hector Martin. Description of the back: frame composed of geometric patterns and guilloche shapes with the value "20 FRANK" in the lower left corner. On the right, portrait of a young girl. In the background, a fisherman in action in the tumultuous waters of a waterfall. Texts in Dutch. The signatures on the front are shown in black. Several types of specimens: see the "Variants" section.