FRENCH EQUATORIAL AFRICA: pattern 40 francs, Paris mint, ND (1958), KM-Pn3, Lec-22, aluminum-bronze pattern by Delannoy, mask within a diamond frame at center, mintage of only 33 coins, NGC graded MS64, RR. This piece was struck as part of the 1958 coin design competition (Concours Monétaire de 1958).
Estimate: 500-700 USD