France, French State (1940-1944), Iron essai 10 Centimes 1941, Lindauer (Iron, 2.53 gr, 21 mm) Grain sprigs flank center hole ETAT FRANÇAIS Rev. Center hole divides denomination, oak leaves flank, date below. Plain edge. GEM 44.7, Gad 89.290. PCGS SP63. Less than ten known, very rare.