Here is a fairly rare coin that I got in a lot of otherwise unremarkable LRB's. The obverse is a bit weak and it has a slightly grainy surface, but still neat to find mixed with common coins.
Constantine I
AD 312-13
18mm 2.1gm
FL VAL CONSTANTINVS AVG; laureate, draped and cuirassed bust right.
PACI PERPET; Pax stg. facing, head l., r. holding branch, l. standard; in left field- XII.
in ex. RS
RIC VI Rome 357