TUNISIA. Copper Nickel Franc Essai (Pattern), 1928-A. Paris Mint. PCGS SPECIMEN-65 Gold Shield. Lec-235a. Weight: 5.79 gms. A VERY RARE variant of this issue, struck in copper-nickel versus nickel-bronze, and virtually as-made with no handling seen and only slight instances of tone on both sides. Cataloged as "Non Coté" or "not collectible" in Lecompte with mention of an example in the Palombo Collection.