Bithynia Kingdom Prusias II, 185-149 B.C. ==References== Tetradrachme, Nikomedia. Bearded head with wing diadem / Zeus with scepter and wreath, in the field eagle on flash bundles over 2 monograms. 12h. SNG v. Aulock -; HGC 623 (verse stamp equivalent). 17.03 g.; 33.6 mm. Cabinet tint - exceptionally heavy specimen Almost excellent Light scratches in the avers From the Alfred Mamroth Collection (1874-1957). Ex auction Helbing 70, 1932, 653 (addition: 170 RM). According to the collector's index card: "Acquired on 24.III.1898 by Lambros in Athens for 300 frcs." Mamroth probably removed this information from a slip that was once attached to the coin. The collection of the coin dealer and collector Jean P. ==References====External links== ==References====External links== With original tab Mamroth (with later annotations).