mgcoins database

Alexandria AD 277-278 billon tetradrachm 9.26 g 1.83 cm 1.8 cm 12h

obverse: hd Probus r laureate, draped and cuirassed bust A K M AVP ΠPOBOC CEB
reverse: eagle stg r with wreath in beak, palm transversely in background L Γ
(RCV III 12129), Milne 4564
Schulman auction 271 (Nov 1980) lot 2789 (21/22) 

Marcus Aurelius Probus c 232 (Sirmium - Illyria, Sremska Mitrovica - Servia) 276-282 (killed by soldiers near Sirmium)
276 After the death of Tacitus proclaimed emperor by his troops in Syria and Egypt.
Florianus half-brother of Tacitus assumed the imperial power supported by his army and the majority of the provinces.
Confrontation in Asia Minor. Florianus was murdered.
282 Killed by soldiers near Sirmium.

L Γ regnal year 3 = AD 277/278 potin teradrachm