CHARLES NORBERT ROETTIERS (French, 1720-1772). CONSTRUCTION OF L' HOTEL DES MONNAIES (THE FRENCH TREASURY), Copper relief medallion No. 120/500 Restrike of the medallion engraved by Roettiers in 1770. Like the original, the medallion is struck in copper. Obverse: Profile of Louis XV Reverse:Facade of L'Hotel des Monnaies which Louis XV. This medallion was embedded in the cornerstone of the building - D: 63 mm Estimate $20-40