@ Magna Maxima (go Latin-derived user names!) I don't know the catalog # for it - I just know that I took almost the exact same pic as Cory.

The bust was found in the temple of Athena Polias in Priene, according to:

http://www.livius.org/a/turkey/priene/priene.html

it's a bust of JC (the earlier one) (artist unknown)