Crawford 212/1, Roman Republic, 155-149 BC., Rome mint, anonymous third crescent series, Æ As.
Roman Republic, anonymous third crescent series, Rome mint, ca. 155-149 BC.,
As (ø 29-30 mm / 20,67 g), bronze, axes irregular alignment ↑→ (ca. 100°),
Obv.: laureate head of Janus, value mark I above.
Rev.: (crescent) / I / [ROMA] , prow of galley right; value mark I to right; crescent above; below, [ROMA].
Crawford 253, 212/1 (citing 1 specimen in Paris) ; BMCRR Rome 580 (29.02 g) http://www.britishmuseum.org/collectionimages/AN00617/AN00617458_001_l.jpg .
from the Neussel coll.
extremely rare, maybe the third identified specimen