Hi Steve,
I added it to my
gallery page and here is what I have.
ATTICA.
Athens. Ca. 2nd-1st centuries BC. AR
tetradrachm (34mm, 16.94 gm, 12h).
NGC XF 4/5 - 3/5, brushed, die shift.
New Style coinage, ca. 148/7 BC, Ammo(nius) and Dio-, magistrates.
Head of
Athena right, wearing triple-crested Attic helmet decorated with a vine scroll,
Pegasus above solid upturned cheek flap / A-ΘE / AM/MΩ / ΔIO,
owl standing facing on overturned
amphora; kerchnos in left
field, A below, all within
wreath.
Thompson 101a.