Watch List notes:

Tacitus. A.D. 275-276. BI antoninianus (21.73 mm, 3.64 g, 6 h). Ticinum mint. IMP C M CL TACITVS AVG, radiate, draped and cuirassed but right / FELICITAS S-AECVLI, Felicitas, small lighted altar at her feet, standing facing, head left and holding patera and long caduceus / A. RIC 139 (var. RIC says "scepter"). choice EF / EF, perfectly centered and struck, 90+% of silvering intact, particularly on obverse.