1841 Austria The Duchess of Parma, Piacenza and Guastalla Maria Luigia (1815-1847) Medal by Carl Friedrich Voigt. Silver: 56MM./85.53 gm. Obv: Bust of Marie Louise with tiara (Doughter of Queen Maria Louise), veil and covered with a mantle of ermine. Legend M LVDOV ARCH AVSTR P G PARAT PLAC ET VAST DVX. Rev: Mercury standing with caduceus, facing a female figure sitting. Learning against a wheel, with the s.caduceus ending with two wings and an open hand, an allegory of Sucurity and Speed.