Classical Cash and OldRomanCoins.com present:

Janus, struck as, C56/2, F+

     Anonymous, AE as, (42.92g) After 211 BC, Laureate head of Janus
     right, I above. / Prow right, I above, ROMA in exergue. C56/2.
     F+, dusty dark brown patina. Goodman Collection. The most common
     of all struck ases, comprising perhaps 20%.