Watch List notes:

P. Nerva. 113-112 B.C. AE quadrans (17.3 mm, 3.20 g, 7 h). Rome mint. P·NERVA, Head of Hercules right, wearing lion's skin headdress; three pellets behind / ROMA, prow of galley right, horse standing right above, three pellets to right. Crawford 256/4a; Sydenham 510b. VF/F, black patina. Scarce. 

Ex RBW collection (not in previous sales).