C. Scribonius AE as, 23.41 g. c. 154 BC, 

Laureate head of Janus; above, mark of value I above.

C·SCR above prow right, mark of value I to right. ROMA below. 

Babelon Scribonia 2. Sydenham 381. Crawford 201/2. 

With permission of Numismatica Ars Classica auction 61, Lot 861, Oct. 2011.