TYPE Greek Imperial, Kalchedon (Bithynia), under M. Aurelius (161-80 AD), bronze AE24 DESCRIPTION . Obv: Emperor's bust r., Greek legend around Rev: Apollo, holding lyre, on swan flying left, Greek legend KAL / HADO [...] REFERENCE: RG 64 GRADING: AF / VG+, brown (slightly unevenly) surfaces, scarce and interesting ORDER INFO: G2094, $28