GALLIA LUGDUNENSIS. Æ as (10,38 g). Countermark applied during the Civil War or early in the reign of Vespasian, AD 68-69. (VESPA) monogram in rectangular countermark on an as of Nero, Lugdunum circa AD 67 (RIC I 606; Cohen 303). Countermark graded very fine. Dark green patina. Pangerl 35, Ex Classical Numismatic Group, auction 57, 04.04.2001, lot 1115 Grade: 1+