Leu Numismatik, Web Auction 22, Lot 1054 Germany GERMANY. Breisach. Friedrich II, 1215-1250. Vierzipfliger Pfennig (Silver, 18 mm, 0.33 g). Crowned eagle with spread wings in border of large pearls. Rev. Incuse of obverse. Matzke 135. Klein, Villingen, 81-82. Wiel. Breisgau 39. Very rare and beautifully toned. Good very fine. From the collection of Dr. Max Blaschegg (1930-2021, with ...