Obverse description : Un timbre vert République Française de 5c posé sur un fond rouge rouge.
Reverse legend : CAPITAL 500 MILLIONS.
Reverse description : Au centre, sur deux lignes : SOCIETE / GENERALE. Sous le texte : “FYP Bté S.G.D.G. PARIS”.
Postage currencies are currencies of necessity were used to supplement the failing monetary circulation divisional species. The first postage currencies appeared in the second quarter of 1920. The manufacturing patent stamps currencies (FYP) is dated 19 March 1920. Manufacturing seems to have lasted about three years. Stamps 5 cents to 35 cents were used to make stamps currencies. The 35 cents purple is very rare and was little used. Especially the values of 5 and 10 cents encountered on postage currencies. Drawings, except those of Crédit Lyonnais, are very low, but can not be less than 1,000 pieces. They were never recognized by the administration and they were circulated at the instigation of private firms, advertising medium along with currency substitution to replace missing or hoarded coinage..