Banque du Congo Belge, 50 francs, ND (1941-1942), serial number 129963, Series B, black and multicoloured, girl at right, value in left field and at each corner, no EMISSION overprint in field, signatures of Goeman and Baseleer, reverse black, leopard at centre, value at left and right (Pick 16a, TBB B218a), in ICG holder number 40, very fine to extremely fine thus scarce