Issue struck at the Kassel mint in 1842 during the reign of Elector Wilhelm II, with reference to his son and co-regent Friedrich Wilhelm.
Obverse: legend KURFÜRSTENTHUM HESSEN, central inscription
EIN THALER 1842
WILH KURFÜRST U FRIEDR WILH KURPR U MITREGENT
Diameter 35 mm, weight 22.06 g