Watch List notes:

GREECE: 20 Drachmas (1978) (type I) in copper-nickel. Temple of Apteros Nike at center and inscription "ΕΛΛΗΝΙΚΗ ΔΗΜΟΚΡΑΤΙΑ" on obverse. Head of Pericles facing left on reverse. Inside slab by NGC "PR 67 DCAM / Pericles". Cert number: 41430157. (Part of Hellas M.6).