1848, Frankfurt (Free City). Large Silver “Election” Double Gulden Coin. On the election of Archduke John’s as Vicar of the City. Mint Year: 1848 Mintage: 36,000 pcs. References: KM-338, Thun 135, Kahnt 176, BST 421a.Denomination: Double “Election” Gulden (2 Gulden) - Election of Archduke John of Austria as “Reichsverweser” (imperial vicar) of Frankfurt City Material: Silver (.900) W ...