ROMAN REPUBLIC. Q. Pomponius Musa. AR Denarius (3.44 gms), Rome Mint, 56 B.C. NGC Ch VF, Strike: 4/5 Surface: 3/5. Cr-410/2a; Syd-811. Obverse: laureate head of Apollo right; plectrum behind; Reverse: Calliope, the Muse of Epic Poetry, standing right, playing lyre resting on column to the right.