Watch List notes:

Moneyer issues of Imperatorial Rome. L. Plautius Plancus. 47 BC. AR Denarius (18mm, 3.95 g, 5h). Rome mint. Facing mask of Medusa with disheveled hair; coiled serpents flanking / Aurora flying right, conducting four horses of the sun and holding palm frond. Crawford 453/1a; CRI 29; Sydenham 959; Plautia 15. Good VF, darkly toned, reverse slightly off center.

From the Olav E. Klingenberg Collection, purchased from Numisma Mynthandel, September 2012.