GALLIA LUGDUNENSIS. Æ dupondius (11,57 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). Countermark graded fine. Some corrosion, mostly on the reverse. Light-brown brassy patina. Pangerl 35, Ex München Münzhandlung, auction 177, 08.07.1980, lot 668 Grade: 1