AE as of Caligula. Obverse has laureate head of the emperor r., C CAESAR AVG GERMANIC IMP P M TR P COS. Reverse has female head r. (variously identified), CN ATEL FLAC CN POM FLAC II VIR Q V I N C / SAL AVG. Small hole through the coin. 28.5mm, 13.48g, 4 o’clock.