HLVDOVVICVS IMP AVG (Laureate and draped bust of Louis The Pious on the right).
QVEN - OVICUS (circular legend around a ship with an oar on the left, a letter S to the left of the ship).
Description according to old works. Need to see a copy for confirmation
|N°||G||F||XF 40||AU 58||MS 63||MS 65|
Seems never to have gone on sale.