FRANCE
1918-20s Sower 5c orange (SG 380) 'Encased stamp' produced during a shortage of coins, with aluminium coin-like reverse inscribed 'Nouveautes-Chemiserie Troyes / a la Ville de Paris 15 R de la Republique', with stamp under a cellulose film on red background. Superb UNC. Rare type! (P)