68-69 AD., Civil War, Supporters of Vespasian, countermarked Dupondius of Nero from the Lugdunum mint, RIC 445 var.

Civil War, revolt against Nero, supporters of Vespasian,
68-69 AD., countermark VESPA monogram on Dupondius of Nero from Lugdunum (RIC I 445 ; WCN 515):
Æ Dupondius of Nero (30-31 mm / 11.08 g),
Obv.: NERO CLAVD CAESAR AVG GER P M TR P IMP P P , laureate head of Nero right, globe at point of bust, countermark VESPA monogram.
Rev.: SECVRITAS - AVGVSTI / S - C , Securitas enthroned right, relaxed with head resting on right hand, scepter in left, lit altar and torch before (RIC reverse type 29).
Coin: RIC I 445 ; WCN 515 ;
Countermark: Grünwald 129 ; Martini 52 ; cf. RIC p. 11 ; BMC p. XXXVII ; CBN p. 22.