Watch List notes:

Q. Marcius Libo. 148 BC. AR Denarius (19mm, 3.72 g, 1h). Rome mint. Helmeted head of Roma right; X (mark of value) below chin / The Dioscuri on horseback right, each holding spear. Crawford 215/1; Sydenham 395; Marcia 1. EF, iridescently toned. With early 20th century Dutch collector's ticket, indicating it was purchased from Bourgey, Paris, 1907.