CoinWorldTV 1846, Prussia, Frederick William IV. Silver Double Thaler (3½ Gulden) Coin. 37gm! Mint year: 1846 Mint Place: Berlin Denomination: 2 Thaler (3-1/2 Gulden) Reference: Davenport 766, KM-440.2. Weight: 37.02gm Diameter: 41mm Material: Silver Obverse: Head of Frederick William III right. Mint initial (A) below. Legend: FRIEDR. WILHELM IV KOENIG V. PREUSSEN Reverse ...