2020年7月16日 · The bearded, helmeted bust of the mythological founder Byzas so far was known only on the pseudo-autonomous coinage from Byzantium. Schönert-Geiss, Münzprägung von Byzantium, vol.II, p.20: "The Byzas-series, which contains 66 ex. with 23 obv. and 37 rev. dies, could be dated exactly, since the same magistrates are named on their reverses as ...