Watch List notes:

Nero, with Agrippina II. A.D. 54-68. AR denarius (18.17 mm, 3.44 g, 8 h). Lugdunum (Lyon) mint, A.D. 54. AGRIPP AVG DIVI CLAVD NERONIS CAES MATER, confronted heads of Nero and Agrippina, Nero is bare-headed facing right, Agrippina is draped facing left / NERONI CLAVD DIVI F CAES AVG GERM IMP TR P, legend around wreath with EX S C within. RIC 2; Sydenham 24. Near EF, two bankers marks on reverse. 

From the D. Thomas Collection; Ex Bertolami Fine Arts.