Watch List notes:

Uncertain. 169-158 BC. Æ As (34mm, 26.28 g, 6h). Rome mint. Laureate head of Janus; I above / Prow right; PT or TP monogram above, I to right. Crawford 177/1; Sydenham 353; RBW 747 (this coin). VF, earthen green patina.

From the RBW Collection (unsold in Numismatic Ars Classica 61, 5 October 2011, lot 743). Ex P. Vecchi FPL 28 (April 1984), no. 99.