Probus (276-282). Egypt Alexandria. Æ Tetradrachm (18,3mm, 8g). Laureate and cuirassed bust r. R/ Eirene standing l., holding sceptre and branch; in l. field, L Γ (date). Emmett 3986; Dattari/Savio 5529; Geissen/Weiser 3132-3133.