FRANCE, Premier Empire. Napoléon I. 1804-1814. Æ Medal (40mm, 33.36 g, 12h). Crossing the Rhine at Mainz. By Droz and Jaley. Denon, director. Dated 1 October 1806 (in Roman numerals), obverse die dated 1806. NAPOLEON EMP. ET. ROI., laureate head right / L'EMPEREUR PASSE LE RHIN A MAYENCE, Napoléon on horseback right, holding sword, crossing pontoon bridge with soldiers; in exergue, I OCTOBER. MDCCCVI. Bramsen 536. Brown surfaces. Superb EF.