GALLIA LUGDUNENSIS. Æ dupondius (14,10 g). Countermark applied during the Civil War or early in the reign of Vespasian, AD 68-69. (VESPA) monogram in rectangular countermark on a dupondius of Nero, Lugdunum circa AD 66 (RIC I 523; Cohen 344). A well-preserved countermark graded good very fine. Brown patina with brassy highlights. Pangerl 35, Ex Classical Numismatic Group, Sale XXXI, 09-10.09.1994, lot 913 Grade: 1+