Watch List notes:

BRANDENBURG-PRUSSIA: Frederick William IV, 1840-1861, AE medal, 1859, Marienburg-5547, Döry/Kubinsky-113, Weiler-2472, 70mm, opening of the Rhine-train from Mainz to Cologne, medal by Jacques Wiener, conjoined busts of King Friedrich Wilhelm IV and Prince Wilhelm I of Prussia / view of Cologne's central railway station with train entering station, lovely chocolate brown lustrous patina, About Unc, ex Paul Bosco Auction 21 lot 334. A similar example sold in Busso Peus Nachfolger Auction 402 lot 2862 for $225. Photo size reduced.

Estimate: 175-225 USD