Roman Republic, Anonymous (Rome mint after 211 BC.)
Æ As (30-33 mm / 36.37 g)
Obv.: Laureate head of Janus, value mark I above.
Rev.: Prow of galley right; value mark I above, ROMA below.
Crawford 56/2 ; Sydenham 143 ; Kestner 508-592 ; BMCRR Rome 217-228 .